In which fields is the 4442 smart card chip used?

In which fields is the 4442 smart card chip used?
    The 4442 chip is a type of chipContact IC cards, mainly applicable in medical and health fields, such as hospitals and health centers, commonly used in hotel door locks and stored-value card systems. The 4442 chip card can be designed according to the materials provided by the customer, or the design draft can be provided by the customer. Each 4442 chip card can be printed with different numbers, PIN codes, or text. The 4442 chip card can be printed on either single or double sides, using screen printing or offset printing (CMYK four-color printing). Gold or silver colors can be stamped onto the 4442 chip card. The standard size after production is 85.5mm x 54mm, but due to different printing carriers, Therefore, the printed product will have some color difference compared to the color shown or printed on the computer.