一个充值卡认证的程序，用于手机充值卡方面的~-a prepaid card authentication procedures for prepaid cards ~

实现基于Internet平台的网站、游戏等系统充值卡的发行与充值，便于此类运行商对注册用户的收费。-Implementation platform based on Internet websites, games and other prepaid card issuance system and recharge, easy to run the business of the registered users of such charges.