diff --git a/application/third_party/trainsystem/controllers/callback.php b/application/third_party/trainsystem/controllers/callback.php
index 64a24a3d..7df96b8c 100644
--- a/application/third_party/trainsystem/controllers/callback.php
+++ b/application/third_party/trainsystem/controllers/callback.php
@@ -168,6 +168,7 @@ class callback extends CI_Controller{
 		$this->train_system_model->update_orders($update_data);
 	}
 	
+	///回调地址：http://www.mycht.cn/info.php/apps/trainsystem/callback/shuntucallback/
 	public function shuntucallback(){
 		$back_json = file_get_contents('php://input');
 		log_message('error','携程顺途回调信息：'.$back_json);