IC card is the abbreviation for Integrated Circuit Card, which is a plastic card embedded with integrated circuit chips. Its appearance and size follow international standards. Chips generally use non-volatile memory (ROM, EEPROM), protective logic circuits, and even a microprocessor CPU. An IC card with a CPU is the true smart card.

There are three types of contact IC cards: memory cards or memory cards; Smart Card with CPU; A super smart card with a monitor, keyboard, and CPU. The advantages are large storage capacity, strong security and confidentiality, and easy portability.