The following steps should be taken when the POS system is settled:
(1) The local POS machine agent or special customer inputs the amount purchased by the consumer to the POS terminal according to the price of the product purchased by the consumer!
(2) The card reader (POS machine) reads the authentication data of the magnetic stripe on the UnionPay card, and the buyer is the member number (password);
(3) After the certification is passed, the settlement system sends the entered data to the central supervisory account;
(4) After the merchant confirms the processed settlement data, it is signed by the consumer. Buying and selling members and businesses will each leave a receipt as a stub!
(5) After the above steps, the consumption of a pos machine is completed!
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