The identification wristband is a belt worn on the wrist, which can play the role of personal identification. There are many types, ordinary wristbands with different colors and patterns on them, used as tickets for exhibitions, water parks and other places, or as a grouping for basketball teams; ......
Read MoreAlthough everyone uses its IC every day, many friends may not know about the IC card. Let me introduce it briefly first. IC card is the abbreviation of integrated circuit card, which is embedded with a special integrated circuit chip PVC in a plastic substrate and packaged into a card form similar t......
Read MoreIn today's market environment, smart cards are being used more and more widely. Traditional IC cards face many problems, among which the confidentiality of the card is the most important. In this case, CPU cards appear. Compared with traditional IC cards, CPU cards are more secure and have higher co......
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