diff --git a/application/service/OrderService.php b/application/service/OrderService.php
index 26ba35c9a..4099fd292 100755
--- a/application/service/OrderService.php
+++ b/application/service/OrderService.php
@@ -113,6 +113,7 @@ class OrderService
             'total_price'   => $order['total_price'],
             'notify_url'    => $url.'_notify.php',
             'call_back_url' => $call_back_url,
+            'site_name'     => MyC('home_seo_site_title', 'ShopXO', true),
         );
         $pay_name = 'payment\\'.$payment[0]['payment'];
         $ret = (new $pay_name($payment[0]['config']))->Pay($pay_data);
diff --git a/extend/payment/WeixinMini.php b/extend/payment/WeixinMini.php
index 447f225ef..e2d84bc2f 100644
--- a/extend/payment/WeixinMini.php
+++ b/extend/payment/WeixinMini.php
@@ -202,7 +202,7 @@ class WeixinMini
         $data = [
             'appid'             => $this->config['appid'],
             'mch_id'            => $this->config['mch_id'],
-            'body'              => $params['name'],
+            'body'              => $params['site_name'].'-'.$params['name'],
             'nonce_str'         => md5(time().rand().$params['order_no']),
             'notify_url'        => $params['notify_url'],
             'openid'            => $params['user_openid'],