diff --git a/webapp/sdkwarpper/BaseSdk.php b/webapp/sdkwarpper/BaseSdk.php
new file mode 100644
index 0000000..6efc870
--- /dev/null
+++ b/webapp/sdkwarpper/BaseSdk.php
@@ -0,0 +1,35 @@
+<?php
+
+namespace sdkwarpper;
+
+require 'classes/OrderCtrl.php';
+
+use phpcommon;
+use classes;
+
+class BaseSdk
+{
+    protected $channel = '0';
+    protected $gameid = 0;
+
+    protected $order_ctrl = null;
+
+    function __construct()
+    {
+        $this->order_ctrl = new classes\OrderCtrl();
+    }
+
+    public function preOrder()
+    {
+    }
+
+    public function payNotify()
+    {
+    }
+
+    public function queryOrderInfo()
+    {
+
+    }
+
+}
diff --git a/webapp/sdkwarpper/UnifiedWeiXin.php b/webapp/sdkwarpper/UnifiedWeiXin.php
new file mode 100644
index 0000000..c95f284
--- /dev/null
+++ b/webapp/sdkwarpper/UnifiedWeiXin.php
@@ -0,0 +1,21 @@
+<?php
+
+namespace sdkwarpper;
+
+require 'BaseSdk.php';
+
+use phpcommon;
+use classes;
+
+class UnifiedWeiXin extends BaseSdk {
+
+    function __construct()
+    {
+        $this->channel = UNIFIED_WEIXIN_CHANNEL;
+    }
+
+    public function preOrder()
+    {
+    }
+
+}
diff --git a/webapp/sdkwarpper/sdkwarpper.php b/webapp/sdkwarpper/sdkwarpper.php
index 5992175..e13097e 100644
--- a/webapp/sdkwarpper/sdkwarpper.php
+++ b/webapp/sdkwarpper/sdkwarpper.php
@@ -5,7 +5,7 @@ namespace sdkwarpper;
 $g_platform_sdk_hash = array(
     UNIFIED_WEIXIN_CHANNEL => array(
         'channel' => UNIFIED_WEIXIN_CHANNEL,
-        'sdk_file' => 'unified_weixin.php',
+        'sdk_file' => 'UnifiedWeiXin.php',
         'class' => 'UnifiedWeiXin'
     ),
 );