xyzshop/helper/refill/api/yl/yeyekcthreehv/config.php

<?php

namespace refill\yeyekcthreehv;

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

    const MCH_ID = 10553;
    const KEY = '1c4a1fde01f5670e6d6bf5658bfb312f';
    const NOTIFY_URL = BASE_SITE_URL . "/mobile/callback/refill_yeyekcthreehv.php";

}