xyzshop/helper/refill/api/zy/byyjftian/config.php

<?php

namespace refill\byyjftian;

class config
{
    const ORDER_URL = 'https://www.xyzshops.cn/mobile/index.php';

    const MCH_ID = 10407;
    const KEY = 'ee50d764bfe7ee98b30f2c0f3fa727fe';
    const NOTIFY_URL = BASE_SITE_URL . "/mobile/callback/refill_byyjftian.php";

}