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 e5f2e9f0..7f533d60 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
@@ -130,6 +130,6 @@ public final class DateUtil {
 	public static double formatFee2Yuan(int fee) {
 		BigDecimal _fee = new BigDecimal(Integer.toString(fee));
 		return _fee.divide(new BigDecimal("100"))
-				.setScale(0, BigDecimal.ROUND_HALF_EVEN).doubleValue();
+				.setScale(2, BigDecimal.ROUND_HALF_EVEN).doubleValue();
 	}
 }
diff --git a/weixin4j-example/.gitignore b/weixin4j-example/.gitignore
index 87bd9366..20b70bca 100644
--- a/weixin4j-example/.gitignore
+++ b/weixin4j-example/.gitignore
@@ -30,3 +30,4 @@ target/*
 Thumbs.db
 /target/
 .DS_Store
+bin