信用卡管理系统 信用卡管理系统-credit card management systems for cred it card management systems for credit card management system

J2me手机和便捷式手持打印机通过蓝牙通信可以进行刷信用卡打印票据的功能 -J2me enabled phone work with printer device to do swipe card and print receipt work. it is basement for mobile pay.