diff --git a/mobile/source/helpers/dalianpay/demo/dalianpay.php b/mobile/source/helpers/dalianpay/demo/dalianpay.php
index ff25980..00abc44 100644
--- a/mobile/source/helpers/dalianpay/demo/dalianpay.php
+++ b/mobile/source/helpers/dalianpay/demo/dalianpay.php
@@ -166,6 +166,7 @@ class dalianpay{
 			// 'sub_appid' => $config['sub_appid'],
 			'front_url' => $config['front_url'], // 支付完成跳转
 		);
+		echo $trade_data;
 		// echo "\r\n test \r\n";
 
 		// 传回front_url回调地址