diff --git a/pay-java-demo/src/main/java/com/egzosn/pay/demo/dao/ApyAccountRepository.java b/pay-java-demo/src/main/java/com/egzosn/pay/demo/dao/ApyAccountRepository.java
index fa71b33..12c5d71 100644
--- a/pay-java-demo/src/main/java/com/egzosn/pay/demo/dao/ApyAccountRepository.java
+++ b/pay-java-demo/src/main/java/com/egzosn/pay/demo/dao/ApyAccountRepository.java
@@ -83,7 +83,7 @@ public class ApyAccountRepository {
 
         ApyAccount apyAccount4 = new ApyAccount();
         apyAccount4.setPayId(4);
-        apyAccount4.setPartner("777290058110048");
+        apyAccount4.setPartner("700000000000001");
         //公钥，验签证书链格式： 中级证书路径;根证书路径
         apyAccount4.setPublicKey("D:/certs/acp_test_middle.cer;D:/certs/acp_test_root.cer");
         //私钥, 私钥证书格式： 私钥证书路径;私钥证书对应的密码
diff --git a/pay-java-union/src/main/java/com/egzosn/pay/union/api/UnionPayService.java b/pay-java-union/src/main/java/com/egzosn/pay/union/api/UnionPayService.java
index c1b41be..1b9f6c1 100644
--- a/pay-java-union/src/main/java/com/egzosn/pay/union/api/UnionPayService.java
+++ b/pay-java-union/src/main/java/com/egzosn/pay/union/api/UnionPayService.java
@@ -616,9 +616,11 @@ public class UnionPayService extends BasePayService {
     public <T> T downloadbill (Date billDate, String billType, Callback<T> callback) {
         Map<String ,Object > params = this.getCommonParam();
         UnionTransactionType.FILE_TRANSFER.convertMap(params);
-        DateFormat df = new SimpleDateFormat("MMDD");
-        params.put(SDKConstants.param_settleDate,df.format(billDate));
+        DateFormat df = new SimpleDateFormat("MMdd");
+        params.put(SDKConstants.param_settleDate,df);
         params.put(SDKConstants.param_fileType,billType);
+        params.remove(SDKConstants.param_backUrl);
+        params.remove(SDKConstants.param_currencyCode);
         this.setSign(params);
         String responseStr =  getHttpRequestTemplate().postForObject(this.getFileTransUrl(),params,String.class);
         JSONObject response =  UriVariables.getParametersToMap(responseStr);
diff --git a/pay-java-union/src/main/java/com/egzosn/pay/union/bean/UnionTransactionType.java b/pay-java-union/src/main/java/com/egzosn/pay/union/bean/UnionTransactionType.java
index ad4d5ec..2520ba6 100644
--- a/pay-java-union/src/main/java/com/egzosn/pay/union/bean/UnionTransactionType.java
+++ b/pay-java-union/src/main/java/com/egzosn/pay/union/bean/UnionTransactionType.java
@@ -53,7 +53,7 @@ public enum UnionTransactionType implements TransactionType{
     //查询
     QUERY("00","00","000201",""),
     //对账文件下载
-    FILE_TRANSFER("00","00","000201","")
+    FILE_TRANSFER("76","01","000000","")
     ;
 
     /**