diff --git a/src/main/java/com/ets/scraper/EtsScraper.java b/src/main/java/com/ets/scraper/EtsScraper.java
index a8f4bca..47c7902 100644
--- a/src/main/java/com/ets/scraper/EtsScraper.java
+++ b/src/main/java/com/ets/scraper/EtsScraper.java
@@ -214,12 +214,21 @@ public class EtsScraper {
                                     page.evaluate("document.querySelectorAll('button').forEach(b => { if (b.textContent.trim() === '导出') b.click(); })");
                                 });
                         System.out.println("[*] Waiting for download to complete...");
-                        dl.saveAs(savedFile);
-                        System.out.println("[+] Download saved to: " + savedFile);
-                        if (java.nio.file.Files.size(savedFile) == 0) {
+                        long[] totalBytes = {0};
+                        try (java.io.InputStream stream = dl.createReadStream();
+                             java.io.OutputStream out = Files.newOutputStream(savedFile)) {
+                            byte[] buf = new byte[8192];
+                            int n;
+                            while ((n = stream.read(buf)) > 0) {
+                                out.write(buf, 0, n);
+                                totalBytes[0] += n;
+                            }
+                         }
+                        System.out.println("[+] Download saved to: " + savedFile + " (" + totalBytes[0] + " bytes)");
+                        if (totalBytes[0] == 0) {
                             System.out.println("[-] Downloaded file is empty");
                         } else {
-                            System.out.println("[+] Download size: " + java.nio.file.Files.size(savedFile) + " bytes");
+                            System.out.println("[+] Download size: " + totalBytes[0] + " bytes");
                             // Auto-import to ets-proxy
                             autoImportBill(savedFile, proxyHost, proxyUser, proxyPass);
                         }