diff --git a/examples/VnTrader/CTP_connect.json b/examples/VnTrader/CTP_connect.json
index 1b4d5a42..e4bfa6b8 100644
--- a/examples/VnTrader/CTP_connect.json
+++ b/examples/VnTrader/CTP_connect.json
@@ -2,6 +2,6 @@
     "brokerID": "9999", 
     "mdAddress": "tcp://180.168.146.187:10011", 
     "tdAddress": "tcp://180.168.146.187:10001", 
-    "userID": "000300",
-    "password": "19890624"    
+    "userID": "simnow申请",
+    "password": "simnow申请"    
 }
\ No newline at end of file
diff --git a/examples/VnTrader/CTP_connect.json.test b/examples/VnTrader/CTP_connect_带客户端认证.json
similarity index 58%
rename from examples/VnTrader/CTP_connect.json.test
rename to examples/VnTrader/CTP_connect_带客户端认证.json
index e4bfa6b8..7e20c312 100644
--- a/examples/VnTrader/CTP_connect.json.test
+++ b/examples/VnTrader/CTP_connect_带客户端认证.json
@@ -3,5 +3,7 @@
     "mdAddress": "tcp://180.168.146.187:10011", 
     "tdAddress": "tcp://180.168.146.187:10001", 
     "userID": "simnow申请",
-    "password": "simnow申请"    
+    "password": "simnow申请",
+    "userProductInfo": "客户端名称",
+    "authCode": "客户端认证码"
 }
\ No newline at end of file
diff --git a/vnpy/trader/gateway/ctpGateway/ctpGateway.py b/vnpy/trader/gateway/ctpGateway/ctpGateway.py
index dfe34f78..edea15e8 100644
--- a/vnpy/trader/gateway/ctpGateway/ctpGateway.py
+++ b/vnpy/trader/gateway/ctpGateway/ctpGateway.py
@@ -142,7 +142,7 @@ class CtpGateway(VtGateway):
         
         # 创建行情和交易接口对象
         self.mdApi.connect(userID, password, brokerID, mdAddress)
-        self.tdApi.connect(userID, password, brokerID, tdAddress,authCode, userProductInfo)
+        self.tdApi.connect(userID, password, brokerID, tdAddress, authCode, userProductInfo)
         
         # 初始化并启动查询
         self.initQuery()