The 2.4G active RFID(radio frequency identification) card is an electronic tag device that integrates 2.4G active RFID technology and the 13.56MHz proximity IC card technology. The 2.4G active RFID(radio frequency identification) card is widely used in intelligent access control, payment systems, personnel attendance, and asset management due to its long-range identification and short-range card-swiping functions. The 2.4G active RFID(radio frequency identification) card is an efficient and reliable tool for intelligent management.