HF rfid card (13.56mhz high frequency rfid card) is widely used RFID technology. The chip we embed in the card is original from original chip company.

Each of HF rfid card have a unique seiral number. It is great solution for access control, Public transportation, Electronic toll collection, Loyalty cards, Event ticketing, Car parking, Electronic ticketing in public transport, Road tolling, Airline tickets, Home automation and appliances, Consumer electronics, Healthcare, Printers, Smart meters, Library and rental services, Healthcare, Ski ticketing, Asset management and smart shelf solutions, Factory automation etc

We manufacture both blank card, and pre-printed 13.56MHZ rfid card.

They all have an integrated circuit (IC) and antenna inside of them.
Data is transferred via this antenna. 

Chips specifications for 13.56mhz smart card