RFID, the wireless technology that has helped millions of people around the world to protect their property and make their workplaces safer is now in danger of being viewed as a security risk. Ray Stanton examines the love-hate relationship b

演示系统，RFID原理实现超市管理系统、物流管理系统、和门禁系统。(Demonstration system, RFID principle to achieve supermarket management system, logistics management system, and access control system.)