POS equipment, the card payment transaction method and equipment POS card payment system

摘要

POS equipment, a POS equipment card payment system and the card payment transaction method. The POS equipment card payment system may select a merchant information by selecting a product or merchant, and transmits the merchant information in the database in the POS device terminal, based on the merchant information sent to the POS device terminal to perform the card settlement operation on. Therefore, to realize the function of performing card settlement with a plurality of merchant is to share one of POS equipment terminal, and add a merchant information by the card payment system, delete, can also be modified, to freedom for the purpose of extending the merchant accomplish. .FIELD 1