RFID blocking card, also known as shielding card, is a smart anti-theft card specially used to shield the wireless signal of high-frequency (13.56MHz) smart cards to prevent criminals from stealing card information. Its main function is to protect the information security of smart cards and prevent them from being maliciously stolen. RFID shielding cards are widely used in various smart cards, including payment cards, membership cards, bank cards, bus cards, subway cards, attendance cards, etc. It can effectively prevent information leakage and theft, and ensure the security of card information.
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