diff --git a/src/jingdong/Application.php b/src/jingdong/Application.php
index 259c209..050be27 100644
--- a/src/jingdong/Application.php
+++ b/src/jingdong/Application.php
@@ -74,7 +74,6 @@ public static function __callStatic($name, $arguments)
      */
     public function execute($request, $access_token = null)
     {
-        dd(self::getInstance ());
         $timestamp = date ('Y-m-d H:i:s');