The electronic anti-counterfeit technology can make it possible for multi application card. The e-ticket cards are issuing in many cities to take bus, including Beijing and Shanghai, more and more people use card to pay in stores instead of cash. The small card are playing more and more role in human life, and the card fraud is increasingly critical. The 2nd ID card and ticket security anti-counterfeit show sponsored by Association of Anti-counterfeit technology in China, and co-sponsored by 1st institute in Ministry of Public Security held in Beijing on 16th, August. There are 300 attendees discussed the bar code machine reading, RFID chip, RFID water mark technologies in anti counterfeit field.