The issuing bank holding the bank card, the acquiring bank is generally the bank that collects the store pos settlement documents. After the general customer swipes the card, the merchant will print out some transaction documents in triplicate, one of which will be given to the bank, that is, the acquiring bank.

Card issuers refer to banks and other financial institutions that issue bank cards, and acquirers refer to banks and other financial institutions that accept POS card consumption from merchants. When the card issuer and the acquirer do not belong to the same institution, the acquirer charges the discount rate to the special merchants and pays the exchange fee to the card issuer;