diff --git a/WePay/Custom.php b/WePay/Custom.php
index 2171ea4..d2ec0b4 100644
--- a/WePay/Custom.php
+++ b/WePay/Custom.php
@@ -1,11 +1,23 @@
 <?php
 
+// +----------------------------------------------------------------------
+// | WeChatDeveloper
+// +----------------------------------------------------------------------
+// | 版权所有 2014~2020 广州楚才信息科技有限公司 [ http://www.cuci.cc ]
+// +----------------------------------------------------------------------
+// | 官方网站: http://think.ctolog.com
+// +----------------------------------------------------------------------
+// | 开源协议 ( https://mit-license.org )
+// +----------------------------------------------------------------------
+// | github开源项目：https://github.com/zoujingli/WeChatDeveloper
+// +----------------------------------------------------------------------
+
 namespace WePay;
 
 use WeChat\Contracts\BasicWePay;
 
 /**
- * 商户提交订单到海关
+ * 微信扩展上报海关
  * Class Custom
  * @package WePay
  */