对于中学的一个餐卡管理系统 实现办理 挂失，解挂，注销，刷卡模拟，消费查询等功能-A meal card management system for secondary schools to report the loss, the solution linked, cancellation, credit card analog, consumer inquiries and other functions

超市 百货商场使用 银行卡刷卡系统 前台应用程序-Supermarkets department stores use the bank card system foreground application