跨境商品支付接入

common/config/params.php

@@ -357,4 +357,6 @@ return [
         // 'userName' => 'vtn',
         // 'password' => '123456',
     ],
+    // UPOP -  UnionPay OnlinePayment - 银联国际
+    'UPOP' => $mainConfig['UPOP'],
 ];