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

<?php

namespace refill\yunshanfeiy;

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

    const MCH_ID = 10433;
    const KEY = '56f8bec2c35e188299bc18c6b978d6b4';
    const NOTIFY_URL = BASE_SITE_URL . "/mobile/callback/refill_yunshanfeiy.php";

}