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......
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