diff --git a/README.md b/README.md
index 01f9cddc..876eefc4 100644
--- a/README.md
+++ b/README.md
@@ -48,10 +48,14 @@ weixin4j
 
   + 优化了代码
 
+* 2014-11-06
+ 
+  + **weixin-base**: 删除`WeixinConfig`类只保留`WeixinAccount`类
+  
+  + **weixin-mp**: 新增`退款接口`
+
 接下来
 ------
-* 公众号退款接口
-
 * 公众号智能接口
 
 * 微信消息加密
diff --git a/weixin4j-base/README.md b/weixin4j-base/README.md
index 2db9dced..ce482a10 100644
--- a/weixin4j-base/README.md
+++ b/weixin4j-base/README.md
@@ -17,4 +17,8 @@ weixin4j-base
 
   + `TokenApi`重命名为`TokenHolder`
   
-  + 新增`WeixinConfig`等类
\ No newline at end of file
+  + 新增`WeixinConfig`等类
+
+* 2014-11-06
+ 
+  + 删除`WeixinConfig`类只保留`WeixinAccount`类
\ No newline at end of file
diff --git a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/http/HttpRequest.java b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/http/HttpRequest.java
index dd861c35..d5eca567 100644
--- a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/http/HttpRequest.java
+++ b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/http/HttpRequest.java
@@ -47,7 +47,7 @@ import com.foxinmy.weixin4j.exception.WeixinException;
  */
 public class HttpRequest {
 	private final String SUCCESS = "success";
-	private AbstractHttpClient client;
+	protected AbstractHttpClient client;
 
 	public HttpRequest() {
 		this(150, 100, 10000, 10000);
@@ -155,17 +155,17 @@ public class HttpRequest {
 			HttpResponse httpResponse = client.execute(request);
 			StatusLine statusLine = httpResponse.getStatusLine();
 			HttpEntity httpEntity = httpResponse.getEntity();
-
 			int status = statusLine.getStatusCode();
 			if (status != HttpStatus.SC_OK) {
-				throw new WeixinException(status + "", "request fail");
+				throw new WeixinException(Integer.toString(status),
+						"request fail");
 			}
 			// 301或者302
 			if (status == HttpStatus.SC_MOVED_PERMANENTLY
 					|| status == HttpStatus.SC_MOVED_TEMPORARILY) {
-				throw new WeixinException(status + "", String.format(
-						"the page was redirected to %s",
-						httpResponse.getFirstHeader("location")));
+				throw new WeixinException(Integer.toString(status),
+						String.format("the page was redirected to %s",
+								httpResponse.getFirstHeader("location")));
 			}
 			byte[] data = EntityUtils.toByteArray(httpEntity);
 			response = new Response();
@@ -186,8 +186,8 @@ public class HttpRequest {
 					JsonResult jsonResult = response.getAsJsonResult();
 					response.setJsonResult(true);
 					if (jsonResult.getCode() != 0) {
-						throw new WeixinException(jsonResult.getCode() + "",
-								jsonResult.getDesc());
+						throw new WeixinException(Integer.toString(jsonResult
+								.getCode()), jsonResult.getDesc());
 					}
 					return response;
 				} catch (JSONException e) {
@@ -205,7 +205,7 @@ public class HttpRequest {
 				}
 			}
 		} catch (IOException e) {
-			throw new WeixinException(e.getMessage());
+			throw new WeixinException("-1", e.getMessage());
 		} finally {
 			request.releaseConnection();
 		}
diff --git a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/http/SSLHttpRequest.java b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/http/SSLHttpRequest.java
new file mode 100644
index 00000000..dd5acbd7
--- /dev/null
+++ b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/http/SSLHttpRequest.java
@@ -0,0 +1,48 @@
+package com.foxinmy.weixin4j.http;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.security.KeyStore;
+
+import org.apache.http.conn.scheme.Scheme;
+import org.apache.http.conn.ssl.SSLSocketFactory;
+
+/**
+ * ssl请求
+ * 
+ * @className SSLHttpRequest
+ * @author jy
+ * @date 2014年11月6日
+ * @since JDK 1.7
+ * @see
+ */
+public class SSLHttpRequest extends HttpRequest {
+
+	public SSLHttpRequest(String password, File file) throws IOException {
+		this(password, new FileInputStream(file));
+	}
+
+	public SSLHttpRequest(String password, InputStream inputStream) {
+		super();
+		try {
+			KeyStore trustStore = KeyStore.getInstance("PKCS12");
+			trustStore.load(inputStream, password.toCharArray());
+			SSLSocketFactory socketFactory = new SSLSocketFactory(trustStore,
+					password);
+			client.getConnectionManager().getSchemeRegistry()
+					.register(new Scheme("https", 443, socketFactory));
+		} catch (Exception e) {
+			e.printStackTrace();
+		} finally {
+			try {
+				if (inputStream != null) {
+					inputStream.close();
+				}
+			} catch (Exception ignore) {
+				;
+			}
+		}
+	}
+}
diff --git a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/model/Token.java b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/model/Token.java
index abaa2e09..ecefbe07 100644
--- a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/model/Token.java
+++ b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/model/Token.java
@@ -24,7 +24,6 @@ public class Token implements Serializable {
 	private String accessToken;
 	@JSONField(name = "expires_in")
 	private int expiresIn;
-	private String openid;
 	private long time;
 
 	public String getAccessToken() {
@@ -43,14 +42,6 @@ public class Token implements Serializable {
 		this.expiresIn = expiresIn;
 	}
 
-	public String getOpenid() {
-		return openid;
-	}
-
-	public void setOpenid(String openid) {
-		this.openid = openid;
-	}
-
 	public long getTime() {
 		return time;
 	}
@@ -69,6 +60,7 @@ public class Token implements Serializable {
 
 	@Override
 	public String toString() {
-		return "Token [accessToken=" + accessToken + ", expiresIn=" + expiresIn + ", openid=" + openid + ", time=" + time + "]";
+		return "Token [accessToken=" + accessToken + ", expiresIn=" + expiresIn
+				+ ", time=" + time + "]";
 	}
 }
diff --git a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/model/WeixinAccount.java b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/model/WeixinAccount.java
index fbe55410..8c7ae02a 100644
--- a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/model/WeixinAccount.java
+++ b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/model/WeixinAccount.java
@@ -1,5 +1,7 @@
 package com.foxinmy.weixin4j.model;
 
+import java.io.Serializable;
+
 /**
  * 微信账户信息
  * 
@@ -9,9 +11,16 @@ package com.foxinmy.weixin4j.model;
  * @since JDK 1.7
  * @see
  */
-public class WeixinAccount extends WeixinConfig {
+public class WeixinAccount implements Serializable {
 	private static final long serialVersionUID = 3689999353867189585L;
 
+	private String token;
+	// 支付场景下为用户的openid 其余情况可能是公众号的原始ID
+	private String openId;
+	// 公众号身份的唯一标识
+	private String appId;
+	// 公众平台接口 API 的权限获取所需密钥 Key
+	private String appSecret;
 	// 公众号支付请求中用于加密的密钥 Key,可验证商户唯一身份,PaySignKey 对应于支付场景中的 appKey 值
 	private String paySignKey;
 	// 财付通商户身份的标识
@@ -30,6 +39,38 @@ public class WeixinAccount extends WeixinConfig {
 	// 是否是订阅号
 	private boolean isSubscribe;
 
+	public String getToken() {
+		return token;
+	}
+
+	public void setToken(String token) {
+		this.token = token;
+	}
+
+	public String getOpenId() {
+		return openId;
+	}
+
+	public void setOpenId(String openId) {
+		this.openId = openId;
+	}
+
+	public String getAppId() {
+		return appId;
+	}
+
+	public void setAppId(String appId) {
+		this.appId = appId;
+	}
+
+	public String getAppSecret() {
+		return appSecret;
+	}
+
+	public void setAppSecret(String appSecret) {
+		this.appSecret = appSecret;
+	}
+
 	public String getPaySignKey() {
 		return paySignKey;
 	}
@@ -98,19 +139,51 @@ public class WeixinAccount extends WeixinConfig {
 
 	}
 
+	public WeixinAccount(String appId, String appSecret) {
+		this.appId = appId;
+		this.appSecret = appSecret;
+	}
+
+	/**
+	 * V3版本字段
+	 * 
+	 * @param appId
+	 * @param appSecret
+	 * @param paySignKey
+	 * @param mchId
+	 */
 	public WeixinAccount(String appId, String appSecret, String paySignKey,
 			String mchId) {
-		super(appId, appSecret);
+		this(appId, appSecret);
 		this.paySignKey = paySignKey;
 		this.mchId = mchId;
 	}
 
+	/**
+	 * V2版本字段
+	 * 
+	 * @param appId
+	 * @param appSecret
+	 * @param paySignKey
+	 * @param partnerId
+	 * @param partnerKey
+	 */
 	public WeixinAccount(String appId, String appSecret, String paySignKey,
 			String partnerId, String partnerKey) {
-		super(appId, appSecret);
+		this(appId, appSecret);
 		this.paySignKey = paySignKey;
 		this.partnerId = partnerId;
 		this.partnerKey = partnerKey;
 	}
 
+	@Override
+	public String toString() {
+		return "WeixinAccount [token=" + token + ", openId=" + openId
+				+ ", appId=" + appId + ", appSecret=" + appSecret
+				+ ", paySignKey=" + paySignKey + ", partnerId=" + partnerId
+				+ ", partnerKey=" + partnerKey + ", mchId=" + mchId
+				+ ", deviceInfo=" + deviceInfo + ", isAlive=" + isAlive
+				+ ", isService=" + isService + ", isSubscribe=" + isSubscribe
+				+ "]";
+	}
 }
diff --git a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/model/WeixinConfig.java b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/model/WeixinConfig.java
deleted file mode 100644
index 748ce003..00000000
--- a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/model/WeixinConfig.java
+++ /dev/null
@@ -1,64 +0,0 @@
-package com.foxinmy.weixin4j.model;
-
-import java.io.Serializable;
-
-public class WeixinConfig implements Serializable {
-
-	private static final long serialVersionUID = -3454743453282851243L;
-
-	private String token;
-	// 支付场景下为用户的openid 其余情况可能是公众号的原始ID
-	private String openId;
-	// 公众号身份的唯一标识
-	private String appId;
-	// 除了支付请求需要用到 paySignKey,公众平台接口 API 的权限获取所需密 钥 Key
-	private String appSecret;
-
-	public String getToken() {
-		return token;
-	}
-
-	public void setToken(String token) {
-		this.token = token;
-	}
-
-	public String getOpenId() {
-		return openId;
-	}
-
-	public void setOpenId(String openId) {
-		this.openId = openId;
-	}
-
-	public String getAppId() {
-		return appId;
-	}
-
-	public void setAppId(String appId) {
-		this.appId = appId;
-	}
-
-	public String getAppSecret() {
-		return appSecret;
-	}
-
-	public void setAppSecret(String appSecret) {
-		this.appSecret = appSecret;
-	}
-
-	public WeixinConfig() {
-
-	}
-
-	public WeixinConfig(String appId, String appSecret) {
-		this.appId = appId;
-		this.appSecret = appSecret;
-	}
-
-	@Override
-	public String toString() {
-		return "WeixinConfig [token=" + token + ", openId=" + openId
-				+ ", appId=" + appId + ", appSecret=" + appSecret + "]";
-	}
-
-}
diff --git a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/token/AbstractTokenHolder.java b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/token/AbstractTokenHolder.java
index 24d9169d..ec5ca972 100644
--- a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/token/AbstractTokenHolder.java
+++ b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/token/AbstractTokenHolder.java
@@ -1,7 +1,7 @@
 package com.foxinmy.weixin4j.token;
 
 import com.foxinmy.weixin4j.http.HttpRequest;
-import com.foxinmy.weixin4j.model.WeixinConfig;
+import com.foxinmy.weixin4j.model.WeixinAccount;
 import com.foxinmy.weixin4j.util.ConfigUtil;
 
 /**
@@ -16,17 +16,17 @@ import com.foxinmy.weixin4j.util.ConfigUtil;
 public abstract class AbstractTokenHolder implements TokenHolder {
 	protected final String tokenUrl = "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=%s&secret=%s";
 	protected final HttpRequest request = new HttpRequest();
-	private final WeixinConfig weixinConfig;
+	private final WeixinAccount weixinAccount;
 
 	public AbstractTokenHolder() {
-		this.weixinConfig = ConfigUtil.getWeixinConfig();
+		this.weixinAccount = ConfigUtil.getWeixinAccount();
 	}
 
-	public AbstractTokenHolder(String appid, String appsecret) {
-		this.weixinConfig = new WeixinConfig(appid, appsecret);
+	public AbstractTokenHolder(WeixinAccount weixinAccount) {
+		this.weixinAccount = weixinAccount;
 	}
 
-	public WeixinConfig getConfig() {
-		return this.weixinConfig;
+	public WeixinAccount getAccount() {
+		return weixinAccount;
 	}
 }
diff --git a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/token/FileTokenHolder.java b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/token/FileTokenHolder.java
index 3d855bb8..9a8749ca 100644
--- a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/token/FileTokenHolder.java
+++ b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/token/FileTokenHolder.java
@@ -12,6 +12,7 @@ import com.alibaba.fastjson.TypeReference;
 import com.foxinmy.weixin4j.exception.WeixinException;
 import com.foxinmy.weixin4j.http.Response;
 import com.foxinmy.weixin4j.model.Token;
+import com.foxinmy.weixin4j.model.WeixinAccount;
 import com.foxinmy.weixin4j.util.ConfigUtil;
 import com.foxinmy.weixin4j.xml.XStream;
 
@@ -32,8 +33,12 @@ public class FileTokenHolder extends AbstractTokenHolder {
 		super();
 	}
 
+	public FileTokenHolder(WeixinAccount weixinAccount) {
+		super(weixinAccount);
+	}
+
 	public FileTokenHolder(String appid, String appsecret) {
-		super(appid, appsecret);
+		this(new WeixinAccount(appid, appsecret));
 	}
 
 	/**
@@ -50,8 +55,8 @@ public class FileTokenHolder extends AbstractTokenHolder {
 	 */
 	@Override
 	public Token getToken() throws WeixinException {
-		String appid = getConfig().getAppId();
-		String appsecret = getConfig().getAppSecret();
+		String appid = getAccount().getAppId();
+		String appsecret = getAccount().getAppSecret();
 		if (StringUtils.isBlank(appid) || StringUtils.isBlank(appsecret)) {
 			throw new IllegalArgumentException(
 					"appid or appsecret not be null!");
@@ -65,7 +70,6 @@ public class FileTokenHolder extends AbstractTokenHolder {
 			if (token_file.exists()) {
 				token = XStream.get(new FileInputStream(token_file),
 						Token.class);
-
 				long expise_time = token.getTime()
 						+ (token.getExpiresIn() * 1000) - 3;
 				if (expise_time > now_time) {
@@ -79,7 +83,6 @@ public class FileTokenHolder extends AbstractTokenHolder {
 			token = response.getAsObject(new TypeReference<Token>() {
 			});
 			token.setTime(now_time);
-			token.setOpenid(appid);
 			XStream.to(token, new FileOutputStream(token_file));
 		} catch (IOException e) {
 			throw new WeixinException("-1", "IO ERROR");
diff --git a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/token/RedisTokenHolder.java b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/token/RedisTokenHolder.java
index 6367bc24..1e4c1a94 100644
--- a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/token/RedisTokenHolder.java
+++ b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/token/RedisTokenHolder.java
@@ -10,6 +10,7 @@ import redis.clients.jedis.exceptions.JedisException;
 import com.alibaba.fastjson.TypeReference;
 import com.foxinmy.weixin4j.exception.WeixinException;
 import com.foxinmy.weixin4j.model.Token;
+import com.foxinmy.weixin4j.model.WeixinAccount;
 
 /**
  * 基于redis保存的Token获取类
@@ -26,17 +27,7 @@ public class RedisTokenHolder extends AbstractTokenHolder {
 
 	private JedisPool jedisPool;
 
-	public RedisTokenHolder() {
-		super();
-	}
-
-	public RedisTokenHolder(String appid, String appsecret) {
-		this(appid, appsecret, "localhost", 6379);
-	}
-
-	public RedisTokenHolder(String appid, String appsecret, String host,
-			int port) {
-		super(appid, appsecret);
+	private void createPool(String host, int port) {
 		JedisPoolConfig poolConfig = new JedisPoolConfig();
 		poolConfig.setMaxTotal(50);
 		poolConfig.setMaxIdle(5);
@@ -46,10 +37,33 @@ public class RedisTokenHolder extends AbstractTokenHolder {
 		this.jedisPool = new JedisPool(poolConfig, host, port);
 	}
 
+	public RedisTokenHolder() {
+		this("localhost", 6379);
+	}
+
+	public RedisTokenHolder(String host, int port) {
+		super();
+		createPool(host, port);
+	}
+
+	public RedisTokenHolder(WeixinAccount weixinAccount) {
+		this(weixinAccount, "localhost", 6379);
+	}
+
+	public RedisTokenHolder(String appId, String appSecret, String host,
+			int port) {
+		this(new WeixinAccount(appId, appSecret), host, port);
+	}
+
+	public RedisTokenHolder(WeixinAccount weixinAccount, String host, int port) {
+		super(weixinAccount);
+		createPool(host, port);
+	}
+
 	@Override
 	public Token getToken() throws WeixinException {
-		String appid = getConfig().getAppId();
-		String appsecret = getConfig().getAppSecret();
+		String appid = getAccount().getAppId();
+		String appsecret = getAccount().getAppSecret();
 		if (StringUtils.isBlank(appid) || StringUtils.isBlank(appsecret)) {
 			throw new IllegalArgumentException(
 					"appid or appsecret not be null!");
@@ -68,13 +82,12 @@ public class RedisTokenHolder extends AbstractTokenHolder {
 						});
 				jedis.setex(key, token.getExpiresIn() - 3,
 						token.getAccessToken());
+				token.setTime(System.currentTimeMillis());
 			} else {
 				token = new Token();
 				token.setAccessToken(accessToken);
 				token.setExpiresIn(jedis.ttl(key).intValue());
 			}
-			token.setTime(System.currentTimeMillis());
-			token.setOpenid(appid);
 		} catch (JedisException e) {
 			jedisPool.returnBrokenResource(jedis);
 		} finally {
@@ -82,4 +95,4 @@ public class RedisTokenHolder extends AbstractTokenHolder {
 		}
 		return token;
 	}
-}
+}
\ No newline at end of file
diff --git a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/token/TokenHolder.java b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/token/TokenHolder.java
index d3a6bb5e..f84041ff 100644
--- a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/token/TokenHolder.java
+++ b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/token/TokenHolder.java
@@ -2,7 +2,7 @@ package com.foxinmy.weixin4j.token;
 
 import com.foxinmy.weixin4j.exception.WeixinException;
 import com.foxinmy.weixin4j.model.Token;
-import com.foxinmy.weixin4j.model.WeixinConfig;
+import com.foxinmy.weixin4j.model.WeixinAccount;
 
 /**
  * 获取Token接口
@@ -17,7 +17,7 @@ import com.foxinmy.weixin4j.model.WeixinConfig;
  * @see com.foxinmy.weixin4j.token.RedisTokenHolder
  */
 public interface TokenHolder {
-	public WeixinConfig getConfig();
+	public WeixinAccount getAccount();
 
 	public Token getToken() throws WeixinException;
 }
diff --git a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/util/ConfigUtil.java b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/util/ConfigUtil.java
index 75cbca62..993ee312 100644
--- a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/util/ConfigUtil.java
+++ b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/util/ConfigUtil.java
@@ -6,7 +6,6 @@ import java.util.Set;
 
 import com.alibaba.fastjson.JSON;
 import com.foxinmy.weixin4j.model.WeixinAccount;
-import com.foxinmy.weixin4j.model.WeixinConfig;
 
 /**
  * 商户配置工具类
@@ -38,9 +37,4 @@ public class ConfigUtil {
 		String text = getValue("account");
 		return JSON.parseObject(text, WeixinAccount.class);
 	}
-
-	public static WeixinConfig getWeixinConfig() {
-		String text = getValue("account");
-		return JSON.parseObject(text, WeixinConfig.class);
-	}
 }
diff --git a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/util/DateUtil.java b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/util/DateUtil.java
index 6db3b10d..9b2a086c 100644
--- a/weixin4j-base/src/main/java/com/foxinmy/weixin4j/util/DateUtil.java
+++ b/weixin4j-base/src/main/java/com/foxinmy/weixin4j/util/DateUtil.java
@@ -1,6 +1,7 @@
 package com.foxinmy.weixin4j.util;
 
 import java.text.DecimalFormat;
+import java.text.ParseException;
 import java.text.SimpleDateFormat;
 import java.util.Date;
 
@@ -25,7 +26,16 @@ public class DateUtil {
 		return new SimpleDateFormat(yyyyMMddHHmmss).format(date);
 	}
 
-	public static String format2fee(double fee) {
+	public static Date parse2yyyyMMddHHmmss(String date) {
+		try {
+			return new SimpleDateFormat(yyyyMMddHHmmss).parse(date);
+		} catch (ParseException e) {
+			;
+		}
+		return null;
+	}
+
+	public static String formaFee2Fen(double fee) {
 		return new DecimalFormat("#").format(fee * 100);
 	}
 }
diff --git a/weixin4j-mp/README.md b/weixin4j-mp/README.md
index 0ee477d8..d7a261ad 100644
--- a/weixin4j-mp/README.md
+++ b/weixin4j-mp/README.md
@@ -28,7 +28,7 @@ weixin4j-mp
 
 * **weixin4j-mp-server**
 
-  `netty服务器 & 消息分发`
+  `netty服务器` & `消息分发`
 
 更新LOG
 -------
@@ -48,4 +48,8 @@ weixin4j-mp
 
   + `weixin-mp`分离为`weixin-mp-api`和`weixin-mp-server`两个工程
    
-  + **weixin-mp**: 加入`支付`模块
\ No newline at end of file
+  + **weixin-mp**: 新增`支付`模块
+
+* 2014-11-06
+  
+  + **weixin-mp**: 新增`退款接口`
\ No newline at end of file
diff --git a/weixin4j-mp/weixin4j-mp-api/README.md b/weixin4j-mp/weixin4j-mp-api/README.md
index 4d3bcee2..20722763 100644
--- a/weixin4j-mp/weixin4j-mp-api/README.md
+++ b/weixin4j-mp/weixin4j-mp-api/README.md
@@ -41,7 +41,7 @@ weixin.properties说明
 | media_path  | 调用媒体接口时保存媒体文件的物理路径 |
 | bill_path   | 调用支付(`V3`)下载对账单接口保存excel文件的物理路径 |
 
-示例(properties中换行用右斜杆\)
+示例(properties中换行用右斜杆\\)
 
 > account={"appId":"appId","appSecret":"appSecret",
 > "token":"开放者的token 非必须","openId":"公众号的openid 非必须",
@@ -84,4 +84,8 @@ weixin.properties说明
 
   + 分离为`weixin-mp-api`和`weixin-mp-server`两个工程
    
-  + 加入`支付模块`
\ No newline at end of file
+  + 新增`支付模块`
+
+* 2014-11-06
+ 
+  + 新增`退款申请`接口
\ No newline at end of file
diff --git a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/WeixinProxy.java b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/WeixinProxy.java
index be6c54a5..e3b466e1 100644
--- a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/WeixinProxy.java
+++ b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/WeixinProxy.java
@@ -2,6 +2,7 @@ package com.foxinmy.weixin4j.mp;
 
 import java.io.File;
 import java.io.IOException;
+import java.io.InputStream;
 import java.util.Date;
 import java.util.List;
 
@@ -25,18 +26,18 @@ import com.foxinmy.weixin4j.mp.model.CustomRecord;
 import com.foxinmy.weixin4j.mp.model.Following;
 import com.foxinmy.weixin4j.mp.model.Group;
 import com.foxinmy.weixin4j.mp.model.MpArticle;
+import com.foxinmy.weixin4j.mp.model.OauthToken;
 import com.foxinmy.weixin4j.mp.model.QRParameter;
 import com.foxinmy.weixin4j.mp.model.User;
-import com.foxinmy.weixin4j.mp.model.OauthToken;
 import com.foxinmy.weixin4j.mp.msg.model.Article;
 import com.foxinmy.weixin4j.mp.msg.model.BaseMsg;
 import com.foxinmy.weixin4j.mp.msg.notify.BaseNotify;
 import com.foxinmy.weixin4j.mp.payment.v2.Order;
 import com.foxinmy.weixin4j.mp.payment.v3.Refund;
+import com.foxinmy.weixin4j.mp.payment.v3.RefundResult;
 import com.foxinmy.weixin4j.mp.response.TemplateMessage;
 import com.foxinmy.weixin4j.mp.type.BillType;
 import com.foxinmy.weixin4j.mp.type.IdQuery;
-import com.foxinmy.weixin4j.mp.type.IdType;
 import com.foxinmy.weixin4j.token.FileTokenHolder;
 import com.foxinmy.weixin4j.token.TokenHolder;
 import com.foxinmy.weixin4j.type.MediaType;
@@ -396,8 +397,7 @@ public class WeixinProxy {
 	 *      href="http://mp.weixin.qq.com/wiki/index.php?title=%E9%AB%98%E7%BA%A7%E7%BE%A4%E5%8F%91%E6%8E%A5%E5%8F%A3#.E5.88.A0.E9.99.A4.E7.BE.A4.E5.8F.91">删除群发</a>
 	 * @see com.foxinmy.weixin4j.mp.api.MassApi
 	 * @see {@link com.foxinmy.weixin4j.mp.WeixinProxy#massByGroup(JSONObject, String)}
-	 * @see {@link com.foxinmy.weixin4j.mp.WeixinProxy#massByOpenIds(JSONObject, String...)
-
+	 * @see {@link com.foxinmy.weixin4j.mp.WeixinProxy#massByOpenIds(JSONObject, String...)

 	 */
 	public JsonResult deleteMassNews(String msgid) throws WeixinException {
 		return massApi.deleteMassNews(msgid);
@@ -720,8 +720,6 @@ public class WeixinProxy {
 	/**
 	 * 发货通知
 	 * 
-	 * @param weixinAccount
-	 *            商户信息
 	 * @param openId
 	 *            用户ID
 	 * @param transid
@@ -736,28 +734,25 @@ public class WeixinProxy {
 	 * @throws WeixinException
 	 * @see com.foxinmy.weixin4j.mp.api.PayApi
 	 */
-	public JsonResult deliverNotify(WeixinAccount weixinAccount, String openId,
-			String transid, String orderNo, boolean status, String statusMsg)
+	public JsonResult deliverNotify(String openId, String transid,
+			String outTradeNo, boolean status, String statusMsg)
 			throws WeixinException {
-		return payApi.deliverNotify(weixinAccount, openId, transid, orderNo,
-				status, statusMsg);
+		return payApi.deliverNotify(openId, transid, outTradeNo, status,
+				statusMsg);
 	}
 
 	/**
 	 * 订单查询
 	 * 
-	 * @param weixinAccount
-	 *            商户信息
-	 * @param orderNo
+	 * @param outTradeNo
 	 *            订单号
 	 * @return 订单信息
 	 * @throws WeixinException
 	 * @see com.foxinmy.weixin4j.mp.api.PayApi
 	 */
-	public Order orderQueryV2(WeixinAccount weixinAccount, String orderNo)
+	public Order orderQueryV2(WeixinAccount weixinAccount, String outTradeNo)
 			throws WeixinException {
-		return payApi.orderQueryV2(weixinAccount, new IdQuery(orderNo,
-				IdType.ORDERNO));
+		return payApi.orderQueryV2(outTradeNo);
 	}
 
 	/**
@@ -779,18 +774,15 @@ public class WeixinProxy {
 	/**
 	 * V3订单查询
 	 * 
-	 * @param weixinAccount
-	 *            商户信息
 	 * @param idQuery
 	 *            商户系统内部的订单号, transaction_id、out_trade_no 二 选一,如果同时存在优先级:
 	 *            transaction_id> out_trade_no
 	 * @see com.foxinmy.weixin4j.mp.api.PayApi
 	 * @throws WeixinException
 	 */
-	public com.foxinmy.weixin4j.mp.payment.v3.Order orderQueryV3(
-			WeixinAccount weixinAccount, IdQuery idQuery)
+	public com.foxinmy.weixin4j.mp.payment.v3.Order orderQueryV3(IdQuery idQuery)
 			throws WeixinException {
-		return payApi.orderQueryV3(weixinAccount, idQuery);
+		return payApi.orderQueryV3(idQuery);
 	}
 
 	/**
@@ -800,8 +792,6 @@ public class WeixinProxy {
 	 * 2.微信在次日 9 点启动生成前一天的对账单,建议商户 9 点半后再获取;<br>
 	 * 3.对账单中涉及金额的字段单位为“元”。<br>
 	 * 
-	 * @param weixinAccount
-	 *            商户配置
 	 * @param billDate
 	 *            下载对账单的日期
 	 * @param billType
@@ -812,16 +802,60 @@ public class WeixinProxy {
 	 * @throws WeixinException
 	 * @throws IOException
 	 */
-	public File downloadbill(WeixinAccount weixinAccount, Date billDate,
-			BillType billType) throws WeixinException, IOException {
-		return payApi.downloadbill(weixinAccount, billDate, billType);
+	public File downloadbill(Date billDate, BillType billType)
+			throws WeixinException, IOException {
+		return payApi.downloadbill(billDate, billType);
+	}
+
+	/**
+	 * 申请退款(请求需要双向证书)<br/>
+	 * <p style="color:red">
+	 * 交易时间超过 1 年的订单无法提交退款; <br/>
+	 * 支持部分退款,部分退需要设置相同的订单号和不同的 out_refund_no。一笔退款失 败后重新提交,要采用原来的
+	 * out_refund_no。总退款金额不能超过用户实际支付金额。<br/>
+	 * </p>
+	 * 
+	 * @param ca
+	 *            证书文件
+	 * @param idQuery
+	 *            ) 商户系统内部的订单号, transaction_id 、 out_trade_no 二选一,如果同时存在优先级:
+	 *            transaction_id> out_trade_no
+	 * @param outRefundNo
+	 *            商户系统内部的退款单号,商 户系统内部唯一,同一退款单号多次请求只退一笔
+	 * @param totalFee
+	 *            订单总金额,单位为元
+	 * @param refundFee
+	 *            退款总金额,单位为元,可以做部分退款
+	 * @param opUserId
+	 *            操作员帐号, 默认为商户号
+	 * @see com.foxinmy.weixin4j.mp.api.PayApi
+	 * @throws WeixinException
+	 * @throws IOException
+	 * @return 退款结果
+	 */
+	public RefundResult refund(InputStream ca, IdQuery idQuery,
+			String outRefundNo, double totalFee, double refundFee,
+			String opUserId) throws WeixinException, IOException {
+		return payApi.refund(idQuery, outRefundNo, totalFee, refundFee,
+				opUserId);
+	}
+
+	/**
+	 * 使用properties中配置的ca文件
+	 * 
+	 * @see {@link com.foxinmy.weixin4j.mp.WeixinProxy#refund(InputStream, IdQuery, String, double, double, String)}
+	 */
+	public RefundResult refund(IdQuery idQuery, String outRefundNo,
+			double totalFee, double refundFee, String opUserId)
+			throws WeixinException, IOException {
+		return payApi.refund(idQuery, outRefundNo, totalFee, refundFee,
+				opUserId);
 	}
 
 	/**
 	 * 退款查询<br/>
 	 * 退款有一定延时,用零钱支付的退款20分钟内到账,银行卡支付的退款 3 个工作日后重新查询退款状态
 	 * 
-	 * @param weixinAccount
 	 * @param idQuery
 	 *            单号 refund_id、out_refund_no、 out_trade_no 、 transaction_id
 	 *            四个参数必填一个,优先级为:
@@ -830,9 +864,8 @@ public class WeixinProxy {
 	 * @return 退款记录
 	 * @throws WeixinException
 	 */
-	public Refund refundQuery(WeixinAccount weixinAccount, IdQuery idQuery)
-			throws WeixinException {
-		return payApi.refundQuery(weixinAccount, idQuery);
+	public Refund refundQuery(IdQuery idQuery) throws WeixinException {
+		return payApi.refundQuery(idQuery);
 	}
 
 	/**
@@ -840,33 +873,26 @@ public class WeixinProxy {
 	 * 当订单支付失败,调用关单接口后用新订单号重新发起支付,如果关单失败,返回已完
 	 * 成支付请按正常支付处理。如果出现银行掉单,调用关单成功后,微信后台会主动发起退款。
 	 * 
-	 * @param weixinAccount
-	 *            商户信息
-	 * @param order
+	 * @param outTradeNo
 	 *            商户系统内部的订单号
 	 * @return 执行结果
 	 * @see com.foxinmy.weixin4j.mp.api.PayApi
 	 * @throws WeixinException
 	 */
-	public XmlResult closeOrder(WeixinAccount weixinAccount, String orderNo)
-			throws WeixinException {
-		return payApi.orderQueryV3(weixinAccount, new IdQuery(orderNo,
-				IdType.ORDERNO));
+	public XmlResult closeOrder(String outTradeNo) throws WeixinException {
+		return payApi.closeOrder(outTradeNo);
 	}
 
 	/**
 	 * native支付URL转短链接
 	 * 
-	 * @param weixinAccount
-	 *            商户信息
 	 * @param url
 	 *            具有native标识的支付URL
 	 * @return 转换后的短链接
 	 * @see com.foxinmy.weixin4j.mp.api.PayApi
 	 * @throws WeixinException
 	 */
-	public String getPayShorturl(WeixinAccount weixinAccount, String url)
-			throws WeixinException {
-		return payApi.getShorturl(weixinAccount, url);
+	public String getPayShorturl(String url) throws WeixinException {
+		return payApi.getShorturl(url);
 	}
 }
diff --git a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/api/PayApi.java b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/api/PayApi.java
index 2e336b7b..101a9f15 100644
--- a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/api/PayApi.java
+++ b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/api/PayApi.java
@@ -2,8 +2,10 @@ package com.foxinmy.weixin4j.mp.api;
 
 import java.io.BufferedReader;
 import java.io.File;
+import java.io.FileInputStream;
 import java.io.FileOutputStream;
 import java.io.IOException;
+import java.io.InputStream;
 import java.io.StringReader;
 import java.io.UnsupportedEncodingException;
 import java.net.URLEncoder;
@@ -16,6 +18,7 @@ import java.util.List;
 import java.util.Map;
 
 import org.apache.commons.codec.digest.DigestUtils;
+import org.apache.commons.lang3.StringUtils;
 import org.apache.poi.hssf.usermodel.HSSFWorkbook;
 
 import com.alibaba.fastjson.JSON;
@@ -25,6 +28,7 @@ import com.alibaba.fastjson.parser.Feature;
 import com.foxinmy.weixin4j.exception.WeixinException;
 import com.foxinmy.weixin4j.http.JsonResult;
 import com.foxinmy.weixin4j.http.Response;
+import com.foxinmy.weixin4j.http.SSLHttpRequest;
 import com.foxinmy.weixin4j.http.XmlResult;
 import com.foxinmy.weixin4j.model.Token;
 import com.foxinmy.weixin4j.model.WeixinAccount;
@@ -32,8 +36,10 @@ import com.foxinmy.weixin4j.mp.payment.PayUtil;
 import com.foxinmy.weixin4j.mp.payment.v2.Order;
 import com.foxinmy.weixin4j.mp.payment.v3.Refund;
 import com.foxinmy.weixin4j.mp.payment.v3.RefundConverter;
+import com.foxinmy.weixin4j.mp.payment.v3.RefundResult;
 import com.foxinmy.weixin4j.mp.type.BillType;
 import com.foxinmy.weixin4j.mp.type.IdQuery;
+import com.foxinmy.weixin4j.mp.type.IdType;
 import com.foxinmy.weixin4j.mp.util.ExcelUtil;
 import com.foxinmy.weixin4j.token.TokenHolder;
 import com.foxinmy.weixin4j.util.ConfigUtil;
@@ -60,24 +66,23 @@ public class PayApi extends BaseApi {
 	/**
 	 * 发货通知
 	 * 
-	 * @param weixinAccount
-	 *            商户信息
 	 * @param openId
 	 *            用户ID
 	 * @param transid
 	 *            交易单号
-	 * @param orderNo
+	 * @param outTradeNo
 	 *            订单号
 	 * @param status
 	 *            成功|失败
 	 * @param statusMsg
 	 *            status为失败时携带的信息
-	 * @return
+	 * @return 发货处理结果
 	 * @throws WeixinException
 	 */
-	public JsonResult deliverNotify(WeixinAccount weixinAccount, String openId,
-			String transid, String orderNo, boolean status, String statusMsg)
+	public JsonResult deliverNotify(String openId, String transid,
+			String outTradeNo, boolean status, String statusMsg)
 			throws WeixinException {
+		WeixinAccount weixinAccount = tokenHolder.getAccount();
 		String delivernotify_uri = getRequestUri("delivernotify_uri");
 		Token token = tokenHolder.getToken();
 
@@ -87,7 +92,7 @@ public class PayApi extends BaseApi {
 		// 用户购买的openId
 		param.put("openid", openId);
 		param.put("transid", transid);
-		param.put("out_trade_no", orderNo);
+		param.put("out_trade_no", outTradeNo);
 		param.put("deliver_timestamp", System.currentTimeMillis() / 1000 + "");
 		param.put("deliver_status", status ? "1" : "0");
 		param.put("deliver_msg", statusMsg);
@@ -105,20 +110,17 @@ public class PayApi extends BaseApi {
 	/**
 	 * 订单查询
 	 * 
-	 * @param weixinAccount
-	 *            商户信息
 	 * @param orderNo
 	 *            订单号
 	 * @return
 	 * @throws WeixinException
 	 */
-	public Order orderQueryV2(WeixinAccount weixinAccount, IdQuery idQuery)
-			throws WeixinException {
+	public Order orderQueryV2(String orderNo) throws WeixinException {
+		WeixinAccount weixinAccount = tokenHolder.getAccount();
 		String orderquery_uri = getRequestUri("orderquery_uri");
 		Token token = tokenHolder.getToken();
-
 		StringBuilder sb = new StringBuilder();
-		sb.append(idQuery.getType().getName()).append(idQuery.getId());
+		sb.append("out_trade_no=").append(orderNo);
 		sb.append("&partner=").append(weixinAccount.getPartnerId());
 		String part = sb.toString();
 		sb.append("&key=").append(weixinAccount.getPartnerKey());
@@ -149,6 +151,10 @@ public class PayApi extends BaseApi {
 		String order_info = response.getAsJson().getString("order_info");
 		Order order = JSON.parseObject(order_info, Order.class,
 				Feature.IgnoreNotMatch);
+		if (order.getRetCode() != 0) {
+			throw new WeixinException(Integer.toString(order.getRetCode()),
+					order.getRetMsg());
+		}
 		order.setMapData(JSON.parseObject(order_info,
 				new TypeReference<Map<String, String>>() {
 				}));
@@ -177,21 +183,15 @@ public class PayApi extends BaseApi {
 	/**
 	 * V3订单查询
 	 * 
-	 * @param weixinAccount
-	 *            商户信息
 	 * @param idQuery
 	 *            商户系统内部的订单号, transaction_id、out_trade_no 二 选一,如果同时存在优先级:
 	 *            transaction_id> out_trade_no
 	 * @throws WeixinException
 	 */
-	public com.foxinmy.weixin4j.mp.payment.v3.Order orderQueryV3(
-			WeixinAccount weixinAccount, IdQuery idQuery)
+	public com.foxinmy.weixin4j.mp.payment.v3.Order orderQueryV3(IdQuery idQuery)
 			throws WeixinException {
-		Map<String, String> map = new HashMap<String, String>();
-		map.put("appid", weixinAccount.getAppId());
-		map.put("mch_id", weixinAccount.getMchId());
-		map.put("nonce_str", RandomUtil.generateString(16));
-		map.put(idQuery.getType().getName(), idQuery.getId());
+		WeixinAccount weixinAccount = tokenHolder.getAccount();
+		Map<String, String> map = baseMap2V3(idQuery);
 		String sign = PayUtil.paysignMd5(map, weixinAccount.getPaySignKey());
 		map.put("sign", sign);
 		String param = map2xml(map);
@@ -202,6 +202,67 @@ public class PayApi extends BaseApi {
 				});
 	}
 
+	/**
+	 * 申请退款(请求需要双向证书)<br/>
+	 * <p style="color:red">
+	 * 交易时间超过 1 年的订单无法提交退款; <br/>
+	 * 支持部分退款,部分退需要设置相同的订单号和不同的 out_refund_no。一笔退款失 败后重新提交,要采用原来的
+	 * out_refund_no。总退款金额不能超过用户实际支付金额。<br/>
+	 * </p>
+	 * 
+	 * @param ca
+	 *            证书文件
+	 * @param idQuery
+	 *            ) 商户系统内部的订单号, transaction_id 、 out_trade_no 二选一,如果同时存在优先级:
+	 *            transaction_id> out_trade_no
+	 * @param outRefundNo
+	 *            商户系统内部的退款单号,商 户系统内部唯一,同一退款单号多次请求只退一笔
+	 * @param totalFee
+	 *            订单总金额,单位为元
+	 * @param refundFee
+	 *            退款总金额,单位为元,可以做部分退款
+	 * @param opUserId
+	 *            操作员帐号, 默认为商户号
+	 * @throws WeixinException
+	 * @throws IOException
+	 * @return 退款结果
+	 */
+	public RefundResult refund(InputStream ca, IdQuery idQuery,
+			String outRefundNo, double totalFee, double refundFee,
+			String opUserId) throws WeixinException, IOException {
+		WeixinAccount weixinAccount = tokenHolder.getAccount();
+		Map<String, String> map = baseMap2V3(idQuery);
+		map.put("out_refund_no", outRefundNo);
+		map.put("total_fee", DateUtil.formaFee2Fen(totalFee));
+		map.put("refund_fee", DateUtil.formaFee2Fen(refundFee));
+		if (StringUtils.isBlank(opUserId)) {
+			opUserId = weixinAccount.getMchId();
+		}
+		map.put("op_user_id", opUserId);
+		String sign = PayUtil.paysignMd5(map, weixinAccount.getPaySignKey());
+		map.put("sign", sign);
+		String param = map2xml(map);
+		String refund_uri = getRequestUri("refund_uri");
+		SSLHttpRequest request = new SSLHttpRequest(weixinAccount.getMchId(),
+				ca);
+		Response response = request.post(refund_uri, param);
+		return response.getAsObject(new TypeReference<RefundResult>() {
+		});
+	}
+
+	/**
+	 * 使用properties中配置的ca文件
+	 * 
+	 * @see {@link com.foxinmy.weixin4j.mp.api.PayApi#refund(InputStream, IdQuery, String, double, double, String)}
+	 */
+	public RefundResult refund(IdQuery idQuery, String outRefundNo,
+			double totalFee, double refundFee, String opUserId)
+			throws WeixinException, IOException {
+		File caFile = new File(ConfigUtil.getValue("ca_file"));
+		return refund(new FileInputStream(caFile), idQuery, outRefundNo,
+				totalFee, refundFee, opUserId);
+	}
+
 	/**
 	 * native支付URL转短链接
 	 * 
@@ -212,13 +273,10 @@ public class PayApi extends BaseApi {
 	 * @return 转换后的短链接
 	 * @throws WeixinException
 	 */
-	public String getShorturl(WeixinAccount weixinAccount, String url)
-			throws WeixinException {
-		Map<String, String> map = new HashMap<String, String>();
-		map.put("appid", weixinAccount.getAppId());
-		map.put("mch_id", weixinAccount.getMchId());
+	public String getShorturl(String url) throws WeixinException {
+		WeixinAccount weixinAccount = tokenHolder.getAccount();
+		Map<String, String> map = baseMap2V3(null);
 		map.put("long_url", url);
-		map.put("nonce_str", RandomUtil.generateString(16));
 		String sign = PayUtil.paysignMd5(map, weixinAccount.getPaySignKey());
 		map.put("sign", sign);
 		try {
@@ -238,20 +296,15 @@ public class PayApi extends BaseApi {
 	 * 当订单支付失败,调用关单接口后用新订单号重新发起支付,如果关单失败,返回已完
 	 * 成支付请按正常支付处理。如果出现银行掉单,调用关单成功后,微信后台会主动发起退款。
 	 * 
-	 * @param weixinAccount
-	 *            商户信息
-	 * @param idQuery
+	 * @param outTradeNo
 	 *            商户系统内部的订单号
 	 * @return
 	 * @throws WeixinException
 	 */
-	public XmlResult closeOrder(WeixinAccount weixinAccount, IdQuery idQuery)
-			throws WeixinException {
-		Map<String, String> map = new HashMap<String, String>();
-		map.put("appid", weixinAccount.getAppId());
-		map.put("mch_id", weixinAccount.getMchId());
-		map.put("nonce_str", RandomUtil.generateString(16));
-		map.put(idQuery.getType().getName(), idQuery.getId());
+	public XmlResult closeOrder(String outTradeNo) throws WeixinException {
+		WeixinAccount weixinAccount = tokenHolder.getAccount();
+		Map<String, String> map = baseMap2V3(new IdQuery(outTradeNo,
+				IdType.TRADENO));
 		String sign = PayUtil.paysignMd5(map, weixinAccount.getPaySignKey());
 		map.put("sign", sign);
 		String param = map2xml(map);
@@ -267,8 +320,6 @@ public class PayApi extends BaseApi {
 	 * 2.微信在次日 9 点启动生成前一天的对账单,建议商户 9 点半后再获取;<br>
 	 * 3.对账单中涉及金额的字段单位为“元”。<br>
 	 * 
-	 * @param weixinAccount
-	 *            商户配置
 	 * @param billDate
 	 *            下载对账单的日期
 	 * @param billType
@@ -278,9 +329,9 @@ public class PayApi extends BaseApi {
 	 * @throws WeixinException
 	 * @throws IOException
 	 */
-	public File downloadbill(WeixinAccount weixinAccount, Date billDate,
-			BillType billType) throws WeixinException, IOException {
-
+	public File downloadbill(Date billDate, BillType billType)
+			throws WeixinException, IOException {
+		WeixinAccount weixinAccount = tokenHolder.getAccount();
 		if (billDate == null) {
 			Calendar now = Calendar.getInstance();
 			now.add(Calendar.DAY_OF_MONTH, -10);
@@ -297,11 +348,7 @@ public class PayApi extends BaseApi {
 		if (file.exists()) {
 			return file;
 		}
-		Map<String, String> map = new HashMap<String, String>();
-		map.put("appid", weixinAccount.getAppId());
-		map.put("mch_id", weixinAccount.getMchId());
-		map.put("nonce_str", RandomUtil.generateString(16));
-		map.put("device_info", weixinAccount.getDeviceInfo());
+		Map<String, String> map = baseMap2V3(null);
 		map.put("bill_date", _billDate);
 		map.put("bill_type", billType.name());
 		String sign = PayUtil.paysignMd5(map, weixinAccount.getPaySignKey());
@@ -334,7 +381,6 @@ public class PayApi extends BaseApi {
 	 * 退款查询<br/>
 	 * 退款有一定延时,用零钱支付的退款20分钟内到账,银行卡支付的退款 3 个工作日后重新查询退款状态
 	 * 
-	 * @param weixinAccount 商户信息
 	 * @param idQuery
 	 *            单号 refund_id、out_refund_no、 out_trade_no 、 transaction_id
 	 *            四个参数必填一个,优先级为:
@@ -342,14 +388,9 @@ public class PayApi extends BaseApi {
 	 * @return 退款记录
 	 * @throws WeixinException
 	 */
-	public Refund refundQuery(WeixinAccount weixinAccount, IdQuery idQuery)
-			throws WeixinException {
-		Map<String, String> map = new HashMap<String, String>();
-		map.put("appid", weixinAccount.getAppId());
-		map.put("mch_id", weixinAccount.getMchId());
-		map.put("nonce_str", RandomUtil.generateString(16));
-		map.put("device_info", weixinAccount.getDeviceInfo());
-		map.put(idQuery.getType().getName(), idQuery.getId());
+	public Refund refundQuery(IdQuery idQuery) throws WeixinException {
+		WeixinAccount weixinAccount = tokenHolder.getAccount();
+		Map<String, String> map = baseMap2V3(idQuery);
 		String sign = PayUtil.paysignMd5(map, weixinAccount.getPaySignKey());
 		map.put("sign", sign);
 		String param = map2xml(map);
@@ -357,4 +398,24 @@ public class PayApi extends BaseApi {
 		Response response = request.post(refundquery_uri, param);
 		return new RefundConverter().fromXML(response.getAsString());
 	}
+
+	/**
+	 * V3接口请求基本数据
+	 * 
+	 * @return
+	 */
+	private Map<String, String> baseMap2V3(IdQuery idQuery) {
+		WeixinAccount weixinAccount = tokenHolder.getAccount();
+		Map<String, String> map = new HashMap<String, String>();
+		map.put("appid", weixinAccount.getAppId());
+		map.put("mch_id", weixinAccount.getMchId());
+		map.put("nonce_str", RandomUtil.generateString(16));
+		if (StringUtils.isNotBlank(weixinAccount.getDeviceInfo())) {
+			map.put("device_info", weixinAccount.getDeviceInfo());
+		}
+		if (idQuery != null) {
+			map.put(idQuery.getType().getName(), idQuery.getId());
+		}
+		return map;
+	}
 }
diff --git a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/api/UserApi.java b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/api/UserApi.java
index 078264bd..e85fee95 100644
--- a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/api/UserApi.java
+++ b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/api/UserApi.java
@@ -10,7 +10,7 @@ import com.foxinmy.weixin4j.exception.WeixinException;
 import com.foxinmy.weixin4j.http.JsonResult;
 import com.foxinmy.weixin4j.http.Response;
 import com.foxinmy.weixin4j.model.Token;
-import com.foxinmy.weixin4j.model.WeixinConfig;
+import com.foxinmy.weixin4j.model.WeixinAccount;
 import com.foxinmy.weixin4j.mp.model.Following;
 import com.foxinmy.weixin4j.mp.model.OauthToken;
 import com.foxinmy.weixin4j.mp.model.User;
@@ -45,10 +45,10 @@ public class UserApi extends BaseApi {
 	 * @see com.foxinmy.weixin4j.mp.model.OauthToken
 	 */
 	public OauthToken getOauthToken(String code) throws WeixinException {
+		WeixinAccount weixinAccount = tokenHolder.getAccount();
 		String user_token_uri = getRequestUri("sns_user_token_uri");
-		WeixinConfig weixinConfig = tokenHolder.getConfig();
 		Response response = request.get(String.format(user_token_uri,
-				weixinConfig.getAppId(), weixinConfig.getAppSecret(), code));
+				weixinAccount.getAppId(), weixinAccount.getAppSecret(), code));
 
 		return response.getAsObject(new TypeReference<OauthToken>() {
 		});
diff --git a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/model/OauthToken.java b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/model/OauthToken.java
index 49b8dd6f..f8146343 100644
--- a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/model/OauthToken.java
+++ b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/model/OauthToken.java
@@ -17,11 +17,21 @@ public class OauthToken extends Token {
 
 	private static final long serialVersionUID = 1L;
 
+	private String openid;
+
 	@JSONField(name = "refresh_token")
 	private String refreshToken;
 
 	private String scope;
 
+	public String getOpenid() {
+		return openid;
+	}
+
+	public void setOpenid(String openid) {
+		this.openid = openid;
+	}
+
 	public String getRefreshToken() {
 		return refreshToken;
 	}
@@ -40,6 +50,9 @@ public class OauthToken extends Token {
 
 	@Override
 	public String toString() {
-		return "UserToken [refreshToken=" + refreshToken + ", scope=" + scope + ", getAccessToken()=" + getAccessToken() + ", getExpiresIn()=" + getExpiresIn() + ", getOpenid()=" + getOpenid() + ", getTime()=" + getTime() + "]";
+		return "OauthToken [openid=" + openid + ", refreshToken="
+				+ refreshToken + ", scope=" + scope + ", getAccessToken()="
+				+ getAccessToken() + ", getExpiresIn()=" + getExpiresIn()
+				+ ", getTime()=" + getTime() + "]";
 	}
 }
diff --git a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/ApiResult.java b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/ApiResult.java
index d0f5d75b..9952d30b 100644
--- a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/ApiResult.java
+++ b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/ApiResult.java
@@ -20,6 +20,8 @@ public class ApiResult extends XmlResult {
 	private String appId;// 微信分配的公众账号 ID商户号 非空
 	@XStreamAlias("mch_id")
 	private String mchId;// 微信支付分配的商户号 非空
+	@XStreamAlias("sub_mch_id")
+	private String subMchId; // 未知 可能为空
 	@XStreamAlias("nonce_str")
 	private String nonceStr;// 随机字符串 非空
 	private String sign;// 签名 非空
@@ -50,6 +52,14 @@ public class ApiResult extends XmlResult {
 		this.mchId = mchId;
 	}
 
+	public String getSubMchId() {
+		return subMchId;
+	}
+
+	public void setSubMchId(String subMchId) {
+		this.subMchId = subMchId;
+	}
+
 	public String getNonceStr() {
 		return nonceStr;
 	}
@@ -76,8 +86,11 @@ public class ApiResult extends XmlResult {
 
 	@Override
 	public String toString() {
-		return "ApiResult [appId=" + appId + ", mchId=" + mchId + ", nonceStr="
-				+ nonceStr + ", sign=" + sign + ", deviceInfo=" + deviceInfo
-				+ "]";
+		return "ApiResult [appId=" + appId + ", mchId=" + mchId + ", subMchId="
+				+ subMchId + ", nonceStr=" + nonceStr + ", sign=" + sign
+				+ ", deviceInfo=" + deviceInfo + ", getReturnCode()="
+				+ getReturnCode() + ", getReturnMsg()=" + getReturnMsg()
+				+ ", getResultCode()=" + getResultCode() + ", getErrCode()="
+				+ getErrCode() + ", getErrCodeDes()=" + getErrCodeDes() + "]";
 	}
 }
diff --git a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/PayPackage.java b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/PayPackage.java
index b2365f69..fb1ace61 100644
--- a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/PayPackage.java
+++ b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/PayPackage.java
@@ -52,7 +52,7 @@ public class PayPackage implements Serializable {
 	}
 
 	public void setTotal_fee(double total_fee) {
-		this.total_fee = DateUtil.format2fee(total_fee);
+		this.total_fee = DateUtil.formaFee2Fen(total_fee);
 	}
 
 	public String getSpbill_create_ip() {
@@ -78,7 +78,6 @@ public class PayPackage implements Serializable {
 	public void setTime_start(Date time_start) {
 		this.time_start = time_start != null ? DateUtil
 				.fortmat2yyyyMMddHHmmss(time_start) : null;
-		;
 	}
 
 	public String getTime_expire() {
@@ -88,7 +87,6 @@ public class PayPackage implements Serializable {
 	public void setTime_expire(Date time_expire) {
 		this.time_expire = time_expire != null ? DateUtil
 				.fortmat2yyyyMMddHHmmss(time_expire) : null;
-		;
 	}
 
 	public String getGoods_tag() {
@@ -116,7 +114,7 @@ public class PayPackage implements Serializable {
 		this.body = body;
 		this.attach = attach;
 		this.out_trade_no = out_trade_no;
-		this.total_fee = DateUtil.format2fee(total_fee);
+		this.total_fee = DateUtil.formaFee2Fen(total_fee);
 		this.spbill_create_ip = spbill_create_ip;
 		this.time_start = time_start != null ? DateUtil
 				.fortmat2yyyyMMddHHmmss(time_start) : null;
diff --git a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v2/Order.java b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v2/Order.java
index 3dd922db..c4f5de27 100644
--- a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v2/Order.java
+++ b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v2/Order.java
@@ -1,8 +1,11 @@
 package com.foxinmy.weixin4j.mp.payment.v2;
 
+import java.util.Date;
 import java.util.Map;
 
+import com.alibaba.fastjson.annotation.JSONField;
 import com.foxinmy.weixin4j.http.JsonResult;
+import com.foxinmy.weixin4j.util.DateUtil;
 
 /**
  * 订单信息
@@ -18,84 +21,104 @@ public class Order extends JsonResult {
 	private static final long serialVersionUID = 4543552984506609920L;
 
 	// 是查询结果状态码,0 表明成功,其他表明错误;
-	private String ret_code;
+	@JSONField(name = "ret_code")
+	private int retCode;
 	// 是查询结果出错信息;
-	private String ret_msg;
+	@JSONField(name = "ret_msg")
+	private String retMsg;
 	// 是返回信息中的编码方式;
-	private String input_charset;
+	@JSONField(name = "input_charset")
+	private String inputCharset;
 	// 是订单状态,0 为成功,其他为失败;
-	private String trade_state;
+	@JSONField(name = "trade_state")
+	private int tradeState;
 	// 是交易模式,1 为即时到帐,其他保留;
-	private String trade_mode;
+	@JSONField(name = "trade_mode")
+	private int tradeMode;
 	// 是财付通商户号,即前文的 partnerid;
 	private String partner;
 	// 是银行类型;
-	private String bank_type;
+	@JSONField(name = "bank_type")
+	private String bankType;
 	// 是银行订单号;
-	private String bank_billno;
+	@JSONField(name = "bank_billno")
+	private String bankBillno;
 	// 是总金额,单位为分;
-	private String total_fee;
+	@JSONField(name = "total_fee")
+	private int totalFee;
 	// 是币种,1 为人民币;
-	private String fee_type;
+	@JSONField(name = "fee_type")
+	private String feeType;
 	// 是财付通订单号;
-	private String transaction_id;
+	@JSONField(name = "transaction_id")
+	private String transactionId;
 	// 是第三方订单号;
-	private String out_trade_no;
+	@JSONField(name = "out_trade_no")
+	private String outTradeNo;
 	// 表明是否分账,false 为无分账,true 为有分账;
-	private boolean is_split;
+	@JSONField(name = "is_split")
+	private boolean isSplit;
 	// 表明是否退款,false 为无退款,ture 为退款;
-	private boolean is_refund;
+	@JSONField(name = "is_refund")
+	private boolean isRefund;
 	// attach 是商户数据包,即生成订单package 时商户填入的 attach;
 	private String attach;
 	// 支付完成时间;
-	private String time_end;
+	@JSONField(name = "time_end")
+	private String timeEnd;
 	// 物流费用,单位为分;
-	private String transport_fee;
+	@JSONField(name = "transport_fee")
+	private int transportFee;
 	// 物品费用,单位为分;
-	private String product_fee;
+	@JSONField(name = "product_fee")
+	private int productFee;
 	// 折扣价格,单位为分;
-	private String discount;
+	private int discount;
 	// 换算成人民币之后的总金额,单位为分,一般看 total_fee 即可。
-	private String rmb_total_fee;
+	@JSONField(name = "rmb_total_fee")
+	private int rmbTotalFee;
 
-	public String getRet_code() {
-		return ret_code;
+	@JSONField(serialize = false)
+	private Map<String, String> mapData;
+
+	public int getRetCode() {
+		return retCode;
 	}
 
-	public void setRet_code(String ret_code) {
-		this.ret_code = ret_code;
+	public void setRetCode(int retCode) {
+		this.retCode = retCode;
 	}
 
-	public String getRet_msg() {
-		return ret_msg;
+	public String getRetMsg() {
+		return retMsg;
 	}
 
-	public void setRet_msg(String ret_msg) {
-		this.ret_msg = ret_msg;
+	public void setRetMsg(String retMsg) {
+		this.retMsg = retMsg;
 	}
 
-	public String getInput_charset() {
-		return input_charset;
+	public String getInputCharset() {
+		return inputCharset;
 	}
 
-	public void setInput_charset(String input_charset) {
-		this.input_charset = input_charset;
+	public void setInputCharset(String inputCharset) {
+		this.inputCharset = inputCharset;
 	}
 
-	public String getTrade_state() {
-		return trade_state;
+	public int getTradeState() {
+		return tradeState;
 	}
 
-	public void setTrade_state(String trade_state) {
-		this.trade_state = trade_state;
+	public void setTradeState(int tradeState) {
+		this.tradeState = tradeState;
 	}
 
-	public String getTrade_mode() {
-		return trade_mode;
+	public int getTradeMode() {
+		return tradeMode;
 	}
 
-	public void setTrade_mode(String trade_mode) {
-		this.trade_mode = trade_mode;
+	public void setTradeMode(int tradeMode) {
+		this.tradeMode = tradeMode;
 	}
 
 	public String getPartner() {
@@ -106,68 +129,73 @@ public class Order extends JsonResult {
 		this.partner = partner;
 	}
 
-	public String getBank_type() {
-		return bank_type;
+	public String getBankType() {
+		return bankType;
 	}
 
-	public void setBank_type(String bank_type) {
-		this.bank_type = bank_type;
+	public void setBankType(String bankType) {
+		this.bankType = bankType;
 	}
 
-	public String getBank_billno() {
-		return bank_billno;
+	public String getBankBillno() {
+		return bankBillno;
 	}
 
-	public void setBank_billno(String bank_billno) {
-		this.bank_billno = bank_billno;
+	public void setBankBillno(String bankBillno) {
+		this.bankBillno = bankBillno;
 	}
 
-	public String getTotal_fee() {
-		return total_fee;
+	/**
+	 * <font color="red">调用接口获取单位为分,get方法转换为元方便使用</font>
+	 * 
+	 * @return 元单位
+	 */
+	public double getTotalFee() {
+		return totalFee / 100d;
 	}
 
-	public void setTotal_fee(String total_fee) {
-		this.total_fee = total_fee;
+	public void setTotalFee(int totalFee) {
+		this.totalFee = totalFee;
 	}
 
-	public String getFee_type() {
-		return fee_type;
+	public String getFeeType() {
+		return feeType;
 	}
 
-	public void setFee_type(String fee_type) {
-		this.fee_type = fee_type;
+	public void setFeeType(String feeType) {
+		this.feeType = feeType;
 	}
 
-	public String getTransaction_id() {
-		return transaction_id;
+	public String getTransactionId() {
+		return transactionId;
 	}
 
-	public void setTransaction_id(String transaction_id) {
-		this.transaction_id = transaction_id;
+	public void setTransactionId(String transactionId) {
+		this.transactionId = transactionId;
 	}
 
-	public String getOut_trade_no() {
-		return out_trade_no;
+	public String getOutTradeNo() {
+		return outTradeNo;
 	}
 
-	public void setOut_trade_no(String out_trade_no) {
-		this.out_trade_no = out_trade_no;
+	public void setOutTradeNo(String outTradeNo) {
+		this.outTradeNo = outTradeNo;
 	}
 
-	public boolean isIs_split() {
-		return is_split;
+	public boolean isSplit() {
+		return isSplit;
 	}
 
-	public void setIs_split(boolean is_split) {
-		this.is_split = is_split;
+	public void setSplit(boolean isSplit) {
+		this.isSplit = isSplit;
 	}
 
-	public boolean isIs_refund() {
-		return is_refund;
+	public boolean isRefund() {
+		return isRefund;
 	}
 
-	public void setIs_refund(boolean is_refund) {
-		this.is_refund = is_refund;
+	public void setRefund(boolean isRefund) {
+		this.isRefund = isRefund;
 	}
 
 	public String getAttach() {
@@ -178,48 +206,66 @@ public class Order extends JsonResult {
 		this.attach = attach;
 	}
 
-	public String getTime_end() {
-		return time_end;
+	public Date getTimeEnd() {
+		return DateUtil.parse2yyyyMMddHHmmss(timeEnd);
 	}
 
-	public void setTime_end(String time_end) {
-		this.time_end = time_end;
+	public void setTimeEnd(String timeEnd) {
+		this.timeEnd = timeEnd;
 	}
 
-	public String getTransport_fee() {
-		return transport_fee;
+	/**
+	 * <font color="red">调用接口获取单位为分,get方法转换为元方便使用</font>
+	 * 
+	 * @return 元单位
+	 */
+	public double getTransportFee() {
+		return transportFee / 100d;
 	}
 
-	public void setTransport_fee(String transport_fee) {
-		this.transport_fee = transport_fee;
+	public void setTransportFee(int transportFee) {
+		this.transportFee = transportFee;
 	}
 
-	public String getProduct_fee() {
-		return product_fee;
+	/**
+	 * <font color="red">调用接口获取单位为分,get方法转换为元方便使用</font>
+	 * 
+	 * @return 元单位
+	 */
+	public double getProductFee() {
+		return productFee / 100d;
 	}
 
-	public void setProduct_fee(String product_fee) {
-		this.product_fee = product_fee;
+	public void setProductFee(int productFee) {
+		this.productFee = productFee;
 	}
 
-	public String getDiscount() {
-		return discount;
+	/**
+	 * <font color="red">调用接口获取单位为分,get方法转换为元方便使用</font>
+	 * 
+	 * @return 元单位
+	 */
+	public double getDiscount() {
+		return discount / 100d;
 	}
 
-	public void setDiscount(String discount) {
+	public void setDiscount(int discount) {
 		this.discount = discount;
 	}
 
-	public String getRmb_total_fee() {
-		return rmb_total_fee;
+	/**
+	 * <font color="red">调用接口获取单位为分,get方法转换为元方便使用</font>
+	 * 
+	 * @return 元单位
+	 */
+	public double getRmbTotalFee() {
+		return rmbTotalFee / 100d;
 	}
 
-	public void setRmb_total_fee(String rmb_total_fee) {
-		this.rmb_total_fee = rmb_total_fee;
+	public void setRmbTotalFee(int rmbTotalFee) {
+		this.rmbTotalFee = rmbTotalFee;
 	}
 
-	private Map<String, String> mapData;
-
 	public Map<String, String> getMapData() {
 		return mapData;
 	}
@@ -230,16 +276,16 @@ public class Order extends JsonResult {
 
 	@Override
 	public String toString() {
-		return "Order [ret_code=" + ret_code + ", ret_msg=" + ret_msg
-				+ ", input_charset=" + input_charset + ", trade_state="
-				+ trade_state + ", trade_mode=" + trade_mode + ", partner="
-				+ partner + ", bank_type=" + bank_type + ", bank_billno="
-				+ bank_billno + ", total_fee=" + total_fee + ", fee_type="
-				+ fee_type + ", transaction_id=" + transaction_id
-				+ ", out_trade_no=" + out_trade_no + ", is_split=" + is_split
-				+ ", is_refund=" + is_refund + ", attach=" + attach
-				+ ", time_end=" + time_end + ", transport_fee=" + transport_fee
-				+ ", product_fee=" + product_fee + ", discount=" + discount
-				+ ", rmb_total_fee=" + rmb_total_fee + "]";
+		return "Order [retCode=" + retCode + ", retMsg=" + retMsg
+				+ ", inputCharset=" + inputCharset + ", tradeState="
+				+ tradeState + ", tradeMode=" + tradeMode + ", partner="
+				+ partner + ", bankType=" + bankType + ", bankBillno="
+				+ bankBillno + ", totalFee=" + totalFee + ", feeType="
+				+ feeType + ", transactionId=" + transactionId
+				+ ", outTradeNo=" + outTradeNo + ", isSplit=" + isSplit
+				+ ", isRefund=" + isRefund + ", attach=" + attach
+				+ ", timeEnd=" + timeEnd + ", transportFee=" + transportFee
+				+ ", productFee=" + productFee + ", discount=" + discount
+				+ ", rmbTotalFee=" + rmbTotalFee + ", mapData=" + mapData + "]";
 	}
 }
diff --git a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v2/PayFeedback.java b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v2/PayFeedback.java
index 624b9c23..70fdf431 100644
--- a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v2/PayFeedback.java
+++ b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v2/PayFeedback.java
@@ -38,66 +38,34 @@ public class PayFeedback extends PayBaseInfo {
 		return feedbackId;
 	}
 
-	public void setFeedbackId(String feedbackId) {
-		this.feedbackId = feedbackId;
-	}
-
 	public String getOpenId() {
 		return openId;
 	}
 
-	public void setOpenId(String openId) {
-		this.openId = openId;
-	}
-
 	public String getTransId() {
 		return transId;
 	}
 
-	public void setTransId(String transId) {
-		this.transId = transId;
-	}
-
 	public String getReason() {
 		return reason;
 	}
 
-	public void setReason(String reason) {
-		this.reason = reason;
-	}
-
 	public String getSolution() {
 		return solution;
 	}
 
-	public void setSolution(String solution) {
-		this.solution = solution;
-	}
-
 	public String getExtInfo() {
 		return extInfo;
 	}
 
-	public void setExtInfo(String extInfo) {
-		this.extInfo = extInfo;
-	}
-
 	public String getPicInfo() {
 		return picInfo;
 	}
 
-	public void setPicInfo(String picInfo) {
-		this.picInfo = picInfo;
-	}
-
 	public String getStatus() {
 		return status;
 	}
 
-	public void setStatus(String status) {
-		this.status = status;
-	}
-
 	@Override
 	public String toString() {
 		return "PayFeedback [feedbackId=" + feedbackId + ", openId=" + openId
diff --git a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v2/PayPackageV2.java b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v2/PayPackageV2.java
index 60bf5788..6ad0ebe1 100644
--- a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v2/PayPackageV2.java
+++ b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v2/PayPackageV2.java
@@ -72,7 +72,7 @@ public class PayPackageV2 extends PayPackage {
 	}
 
 	public void setTransport_fee(double transport_fee) {
-		this.transport_fee = DateUtil.format2fee(transport_fee);
+		this.transport_fee = DateUtil.formaFee2Fen(transport_fee);
 	}
 
 	public String getProduct_fee() {
@@ -80,7 +80,7 @@ public class PayPackageV2 extends PayPackage {
 	}
 
 	public void setProduct_fee(double product_fee) {
-		this.product_fee = DateUtil.format2fee(product_fee);
+		this.product_fee = DateUtil.formaFee2Fen(product_fee);
 	}
 
 	public String getInput_charset() {
@@ -125,8 +125,8 @@ public class PayPackageV2 extends PayPackage {
 		this.fee_type = "1";
 		this.input_charset = "UTF-8";
 		this.transport_fee = transport_fee > 0d ? DateUtil
-				.format2fee(transport_fee) : null;
-		this.product_fee = product_fee > 0 ? DateUtil.format2fee(product_fee)
+				.formaFee2Fen(transport_fee) : null;
+		this.product_fee = product_fee > 0 ? DateUtil.formaFee2Fen(product_fee)
 				: null;
 	}
 
diff --git a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v2/PayWarn.java b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v2/PayWarn.java
index 0a54b3d6..52f76c85 100644
--- a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v2/PayWarn.java
+++ b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v2/PayWarn.java
@@ -21,26 +21,14 @@ public class PayWarn extends PayBaseInfo {
 		return errortype;
 	}
 
-	public void setErrortype(String errortype) {
-		this.errortype = errortype;
-	}
-
 	public String getDescription() {
 		return description;
 	}
 
-	public void setDescription(String description) {
-		this.description = description;
-	}
-
 	public String getAlarmcontent() {
 		return alarmcontent;
 	}
 
-	public void setAlarmcontent(String alarmcontent) {
-		this.alarmcontent = alarmcontent;
-	}
-
 	@Override
 	public String toString() {
 		return "PayWarn [errortype=" + errortype + ", description="
diff --git a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v3/Order.java b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v3/Order.java
index a1bc3e4e..209988a7 100644
--- a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v3/Order.java
+++ b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v3/Order.java
@@ -1,9 +1,12 @@
 package com.foxinmy.weixin4j.mp.payment.v3;
 
+import java.util.Date;
+
 import com.foxinmy.weixin4j.mp.payment.ApiResult;
 import com.foxinmy.weixin4j.mp.type.CurrencyType;
 import com.foxinmy.weixin4j.mp.type.TradeState;
 import com.foxinmy.weixin4j.mp.type.TradeType;
+import com.foxinmy.weixin4j.util.DateUtil;
 import com.thoughtworks.xstream.annotations.XStreamAlias;
 
 /**
@@ -51,7 +54,6 @@ public class Order extends ApiResult {
 	@XStreamAlias("out_rade_no")
 	private String outTradeNo;
 	// 商家数据包
-	@XStreamAlias("attach")
 	private String attach;
 	// 支付完成时间,格式为 yyyyMMddhhmmss
 	@XStreamAlias("time_end")
@@ -61,96 +63,58 @@ public class Order extends ApiResult {
 		return tradeState;
 	}
 
-	public void setTradeState(TradeState tradeState) {
-		this.tradeState = tradeState;
-	}
-
 	public String getOpenId() {
 		return openId;
 	}
 
-	public void setOpenId(String openId) {
-		this.openId = openId;
-	}
-
 	public String getIsSubscribe() {
 		return isSubscribe;
 	}
 
-	public void setIsSubscribe(String isSubscribe) {
-		this.isSubscribe = isSubscribe;
-	}
-
 	public TradeType getTradeType() {
 		return tradeType;
 	}
 
-	public void setTradeType(TradeType tradeType) {
-		this.tradeType = tradeType;
-	}
-
 	public String getBankType() {
 		return bankType;
 	}
 
-	public void setBankType(String bankType) {
-		this.bankType = bankType;
+	/**
+	 * <font color="red">调用接口获取单位为分,get方法转换为元方便使用</font>
+	 * 
+	 * @return 元单位
+	 */
+	public double getTotalFee() {
+		return totalFee / 100d;
 	}
 
-	public int getTotalFee() {
-		return totalFee;
-	}
-
-	public void setTotalFee(int totalFee) {
-		this.totalFee = totalFee;
-	}
-
-	public int getCouponFee() {
-		return couponFee;
-	}
-
-	public void setCouponFee(int couponFee) {
-		this.couponFee = couponFee;
+	/**
+	 * <font color="red">调用接口获取单位为分,get方法转换为元方便使用</font>
+	 * 
+	 * @return 元单位
+	 */
+	public double getCouponFee() {
+		return couponFee / 100d;
 	}
 
 	public CurrencyType getFeeType() {
 		return feeType;
 	}
 
-	public void setFeeType(CurrencyType feeType) {
-		this.feeType = feeType;
-	}
-
 	public String getTransactionId() {
 		return transactionId;
 	}
 
-	public void setTransactionId(String transactionId) {
-		this.transactionId = transactionId;
-	}
-
 	public String getOutTradeNo() {
 		return outTradeNo;
 	}
 
-	public void setOutTradeNo(String outTradeNo) {
-		this.outTradeNo = outTradeNo;
-	}
-
 	public String getAttach() {
 		return attach;
 	}
 
-	public void setAttach(String attach) {
-		this.attach = attach;
-	}
-
-	public String getTimeEnd() {
-		return timeEnd;
-	}
-
-	public void setTimeEnd(String timeEnd) {
-		this.timeEnd = timeEnd;
+	public Date getTimeEnd() {
+		return DateUtil.parse2yyyyMMddHHmmss(timeEnd);
 	}
 
 	@Override
diff --git a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v3/Refund.java b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v3/Refund.java
index b32bb763..e03915e5 100644
--- a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v3/Refund.java
+++ b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v3/Refund.java
@@ -33,34 +33,18 @@ public class Refund extends ApiResult {
 		return transactionId;
 	}
 
-	public void setTransactionId(String transactionId) {
-		this.transactionId = transactionId;
-	}
-
 	public String getOrderNo() {
 		return orderNo;
 	}
 
-	public void setOrderNo(String orderNo) {
-		this.orderNo = orderNo;
-	}
-
 	public String getSubMchId() {
 		return subMchId;
 	}
 
-	public void setSubMchId(String subMchId) {
-		this.subMchId = subMchId;
-	}
-
 	public int getCount() {
 		return count;
 	}
 
-	public void setCount(int count) {
-		this.count = count;
-	}
-
 	public List<RefundDetail> getDetails() {
 		return details;
 	}
@@ -71,15 +55,14 @@ public class Refund extends ApiResult {
 
 	@Override
 	public String toString() {
-		return "Refund [transactionId=" + transactionId + ", subMchId="
-				+ subMchId + ", orderNo=" + orderNo + ", count=" + count
+		return "Refund [transactionId=" + transactionId + ", orderNo="
+				+ orderNo + ", subMchId=" + subMchId + ", count=" + count
 				+ ", details=" + details + ", getAppId()=" + getAppId()
 				+ ", getMchId()=" + getMchId() + ", getNonceStr()="
 				+ getNonceStr() + ", getSign()=" + getSign()
-				+ ", getDeviceInfo()=" + getDeviceInfo() + ", toString()="
-				+ super.toString() + ", getReturnCode()=" + getReturnCode()
-				+ ", getReturnMsg()=" + getReturnMsg() + ", getResultCode()="
-				+ getResultCode() + ", getErrCode()=" + getErrCode()
-				+ ", getErrCodeDes()=" + getErrCodeDes() + "]";
+				+ ", getDeviceInfo()=" + getDeviceInfo() + ", getReturnCode()="
+				+ getReturnCode() + ", getReturnMsg()=" + getReturnMsg()
+				+ ", getResultCode()=" + getResultCode() + ", getErrCode()="
+				+ getErrCode() + ", getErrCodeDes()=" + getErrCodeDes() + "]";
 	}
 }
diff --git a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v3/RefundDetail.java b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v3/RefundDetail.java
index 4266b603..007f05b2 100644
--- a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v3/RefundDetail.java
+++ b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v3/RefundDetail.java
@@ -2,6 +2,9 @@ package com.foxinmy.weixin4j.mp.payment.v3;
 
 import java.io.Serializable;
 
+import org.apache.commons.lang3.StringUtils;
+
+import com.foxinmy.weixin4j.mp.type.RefundChannel;
 import com.foxinmy.weixin4j.mp.type.RefundStatus;
 import com.thoughtworks.xstream.annotations.XStreamAlias;
 
@@ -35,50 +38,37 @@ public class RefundDetail implements Serializable {
 		return outRefundNo;
 	}
 
-	public void setOutRefundNo(String outRefundNo) {
-		this.outRefundNo = outRefundNo;
-	}
-
 	public String getRefundId() {
 		return refundId;
 	}
 
-	public void setRefundId(String refundId) {
-		this.refundId = refundId;
-	}
-
 	public String getRefundChannel() {
-		return refundChannel;
+		return StringUtils.isBlank(refundChannel) ? RefundChannel.BALANCE
+				.name() : refundChannel;
 	}
 
-	public void setRefundChannel(String refundChannel) {
-		this.refundChannel = refundChannel;
+	/**
+	 * <font color="red">调用接口获取单位为分,get方法转换为元方便使用</font>
+	 * 
+	 * @return 元单位
+	 */
+	public double getRefundFee() {
+		return refundFee / 100d;
 	}
 
-	public int getRefundFee() {
-		return refundFee;
-	}
-
-	public void setRefundFee(int refundFee) {
-		this.refundFee = refundFee;
-	}
-
-	public int getCouponRefundFee() {
-		return couponRefundFee;
-	}
-
-	public void setCouponRefundFee(int couponRefundFee) {
-		this.couponRefundFee = couponRefundFee;
+	/**
+	 * <font color="red">调用接口获取单位为分,get方法转换为元方便使用</font>
+	 * 
+	 * @return 元单位
+	 */
+	public double getCouponRefundFee() {
+		return couponRefundFee / 100d;
 	}
 
 	public RefundStatus getRefundStatus() {
 		return refundStatus;
 	}
 
-	public void setRefundStatus(RefundStatus refundStatus) {
-		this.refundStatus = refundStatus;
-	}
-
 	@Override
 	public String toString() {
 		return "RefundDetail [outRefundNo=" + outRefundNo + ", refundId="
diff --git a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v3/RefundResult.java b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v3/RefundResult.java
new file mode 100644
index 00000000..de5ed3f9
--- /dev/null
+++ b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/payment/v3/RefundResult.java
@@ -0,0 +1,98 @@
+package com.foxinmy.weixin4j.mp.payment.v3;
+
+import org.apache.commons.lang3.StringUtils;
+
+import com.foxinmy.weixin4j.mp.payment.ApiResult;
+import com.foxinmy.weixin4j.mp.type.RefundChannel;
+import com.thoughtworks.xstream.annotations.XStreamAlias;
+
+/**
+ * 退款申请结果
+ * 
+ * @className RefundResult
+ * @author jy
+ * @date 2014年11月6日
+ * @since JDK 1.7
+ * @see
+ */
+@XStreamAlias("xml")
+public class RefundResult extends ApiResult {
+
+	private static final long serialVersionUID = -3687863914168618620L;
+
+	// 微信订单号
+	@XStreamAlias("transaction_id")
+	private String transactionId;
+	// 商户系统内部的订单号
+	@XStreamAlias("out_trade_no")
+	private String outTradeNo;
+	// 商户退款单号
+	@XStreamAlias("out_refund_no")
+	private String outRefundNo;
+	// 微信退款单号
+	@XStreamAlias("refund_id")
+	private String refundId;
+	// 退款渠道 ORIGINAL—原路退款,默认 BALANCE—退回到余额
+	@XStreamAlias("refund_channel")
+	private String refundChannel;
+	// 退款总金额,单位为元,可以做部分退款
+	@XStreamAlias("refund_fee")
+	private int refundFee;
+	// 现金券退款金额<=退款金 额,退款金额-现金券退款金 额为现金
+	@XStreamAlias("coupon_refund_fee")
+	private int couponRefundFee;
+
+	public String getTransactionId() {
+		return transactionId;
+	}
+
+	public String getOutTradeNo() {
+		return outTradeNo;
+	}
+
+	public String getOutRefundNo() {
+		return outRefundNo;
+	}
+
+	public String getRefundId() {
+		return refundId;
+	}
+
+	public String getRefundChannel() {
+		return StringUtils.isBlank(refundChannel) ? RefundChannel.BALANCE
+				.name() : refundChannel;
+	}
+
+	/**
+	 * <font color="red">调用接口获取单位为分,get方法转换为元方便使用</font>
+	 * 
+	 * @return 元单位
+	 */
+	public double getRefundFee() {
+		return refundFee / 100d;
+	}
+
+	/**
+	 * <font color="red">调用接口获取单位为分,get方法转换为元方便使用</font>
+	 * 
+	 * @return 元单位
+	 */
+	public double getCouponRefundFee() {
+		return couponRefundFee / 100d;
+	}
+
+	@Override
+	public String toString() {
+		return "RefundResult [transactionId=" + transactionId + ", outTradeNo="
+				+ outTradeNo + ", outRefundNo=" + outRefundNo + ", refundId="
+				+ refundId + ", refundChannel=" + refundChannel
+				+ ", refundFee=" + refundFee + ", couponRefundFee="
+				+ couponRefundFee + ", getAppId()=" + getAppId()
+				+ ", getMchId()=" + getMchId() + ", getNonceStr()="
+				+ getNonceStr() + ", getSign()=" + getSign()
+				+ ", getDeviceInfo()=" + getDeviceInfo() + ", getReturnCode()="
+				+ getReturnCode() + ", getReturnMsg()=" + getReturnMsg()
+				+ ", getResultCode()=" + getResultCode() + ", getErrCode()="
+				+ getErrCode() + ", getErrCodeDes()=" + getErrCodeDes() + "]";
+	}
+}
diff --git a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/type/IdType.java b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/type/IdType.java
index 4ffde3ff..bd517fb2 100644
--- a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/type/IdType.java
+++ b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/type/IdType.java
@@ -12,7 +12,7 @@ package com.foxinmy.weixin4j.mp.type;
 public enum IdType {
 	REFUNDID("refund_id"), // 微信退款单号
 	TRANSACTIONID("transaction_id"), // 微信订单号
-	ORDERNO("out_trade_no"), // 商户订单号
+	TRADENO("out_trade_no"), // 商户订单号
 	REFUNDNO("out_refund_no"); // 商户退款号
 	private String name;
 
diff --git a/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/type/RefundChannel.java b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/type/RefundChannel.java
new file mode 100644
index 00000000..672bdcf0
--- /dev/null
+++ b/weixin4j-mp/weixin4j-mp-api/src/main/java/com/foxinmy/weixin4j/mp/type/RefundChannel.java
@@ -0,0 +1,15 @@
+package com.foxinmy.weixin4j.mp.type;
+
+/**
+ * 退款渠道
+ * 
+ * @className RefundChannel
+ * @author jy
+ * @date 2014年11月6日
+ * @since JDK 1.7
+ * @see
+ */
+public enum RefundChannel {
+	ORIGINAL, // 原路退款
+	BALANCE;// 退回到余额
+}
diff --git a/weixin4j-mp/weixin4j-mp-api/src/test/java/com/foxinmy/weixin4j/mp/test/msg/MessagePush.java b/weixin4j-mp/weixin4j-mp-api/src/test/java/com/foxinmy/weixin4j/mp/test/msg/MessagePush.java
index 30284374..fd38a509 100644
--- a/weixin4j-mp/weixin4j-mp-api/src/test/java/com/foxinmy/weixin4j/mp/test/msg/MessagePush.java
+++ b/weixin4j-mp/weixin4j-mp-api/src/test/java/com/foxinmy/weixin4j/mp/test/msg/MessagePush.java
@@ -36,11 +36,11 @@ public class MessagePush {
 
 		int status = statusLine.getStatusCode();
 		if (status != HttpStatus.SC_OK) {
-			throw new WeixinException(status + "", "request fail");
+			throw new WeixinException(Integer.toString(status), "request fail");
 		}
 		if (status == HttpStatus.SC_MOVED_PERMANENTLY
 				|| status == HttpStatus.SC_MOVED_TEMPORARILY) {
-			throw new WeixinException(status + "", "uri moved");
+			throw new WeixinException(Integer.toString(status), "uri moved");
 		}
 		return EntityUtils.toString(httpResponse.getEntity(),
 				StandardCharsets.UTF_8);
diff --git a/weixin4j-mp/weixin4j-mp-server/README.md b/weixin4j-mp/weixin4j-mp-server/README.md
index c0cb4e87..8f87313c 100644
--- a/weixin4j-mp/weixin4j-mp-server/README.md
+++ b/weixin4j-mp/weixin4j-mp-server/README.md
@@ -23,7 +23,7 @@ weixin4j-mp-server
 | media_path  | 调用媒体接口时保存媒体文件的物理路径 |
 | bill_path   | 调用支付(`V3`)下载对账单接口保存excel文件的物理路径 |
 
-示例(properties中换行用右斜杆\)
+示例(properties中换行用右斜杆\\)
 
 > account={"appId":"appId","appSecret":"appSecret",
 > "token":"开放者的token 非必须","openId":"公众号的openid 非必须",
diff --git a/weixin4j-mp/weixin4j-mp-server/src/main/resources/weixin.properties b/weixin4j-mp/weixin4j-mp-server/src/main/resources/weixin.properties
index 6f07f4bc..2adb3a3c 100644
--- a/weixin4j-mp/weixin4j-mp-server/src/main/resources/weixin.properties
+++ b/weixin4j-mp/weixin4j-mp-server/src/main/resources/weixin.properties
@@ -12,4 +12,6 @@ qr_path=/tmp/weixin/qr
 # \u5a92\u4f53\u6587\u4ef6\u4fdd\u5b58\u8def\u5f84
 media_path=/tmp/weixin/media
 # \u5bf9\u8d26\u5355\u4fdd\u5b58\u8def\u5f84
-bill_path=/tmp/weixin/bill
\ No newline at end of file
+bill_path=/tmp/weixin/bill
+# ca\u8bc1\u4e66\u5b58\u653e\u7684\u5b8c\u6574\u8def\u5f84
+ca_file=/tmp/weixin/xxxxx.p12
\ No newline at end of file