xyzshop/helper/refill/api/gx/guangxinllfs/config.php

<?php

namespace refill\guangxinllfs;

class config
{
    const MCH_ID = 10489;
    const KEY = '8d586004d5e585c658795f3989263995';

    const ORDER_URL  =  'https://www.xyzshops.cn/mobile/index.php';
    const NOTIFY_URL = BASE_SITE_URL . '/mobile/callback/refill_guangxinllfs.php';
}