diff --git a/webapp/sdkwarpper/UnifiedWeiXin.php b/webapp/sdkwarpper/UnifiedWeiXin.php
index 1676c71..90f57ad 100644
--- a/webapp/sdkwarpper/UnifiedWeiXin.php
+++ b/webapp/sdkwarpper/UnifiedWeiXin.php
@@ -102,7 +102,26 @@ class UnifiedWeiXin extends BaseSdk {
 
     public function payNotify()
     {
-
+        $raw_data = file_get_contents('php://input');
+        $xml = new \SimpleXMLElement($raw_data);
+        if ($xml->return_code == 'SUCCESS') {
+            $this->spPayConfirm(
+                $xml->out_trade_no,
+                $xml->transaction_id,
+                $xml->total_fee
+            );
+            $data = array(
+                'return_code' => 'SUCCESS',
+                'return_msg' => 'OK'
+            );
+            echo phpcommon\objectToXml($params);
+        } else {
+            $data = array(
+                'return_code' => 'FAIL',
+                'return_msg' => '交易失败'
+            );
+            echo phpcommon\objectToXml($params);
+        }
     }
 
 }