diff --git a/src/Gateways/Alipay/AppGateway.php b/src/Gateways/Alipay/AppGateway.php
index 7dd45b35579ebb4bea9a35c3e0c55053be7ae9c4..d3cc8415446429a52556e591f4bda1f3ec9a7973 100644
--- a/src/Gateways/Alipay/AppGateway.php
+++ b/src/Gateways/Alipay/AppGateway.php
@@ -29,7 +29,7 @@ class AppGateway extends Gateway
 
         $biz_array = json_decode($payload['biz_content'], true);
         if ((Alipay::MODE_SERVICE === $this->mode) && (!empty(Support::getInstance()->pid))) {
-            //服务商模式且服务商pid参数不为空
+            //鏈嶅姟鍟嗘ā寮忎笖鏈嶅姟鍟唒id鍙傛暟涓嶄负绌�
             $biz_array['extend_params'] = is_array($biz_array['extend_params']) ? array_merge(['sys_service_provider_id' => Support::getInstance()->pid], $biz_array['extend_params']) : ['sys_service_provider_id' => Support::getInstance()->pid];
         }
         $payload['biz_content'] = json_encode(array_merge($biz_array, ['product_code' => 'QUICK_MSECURITY_PAY']));
@@ -39,4 +39,4 @@ class AppGateway extends Gateway
 
         return Response::create(http_build_query($payload));
     }
-}
+}
\ No newline at end of file