Valid transaction documents: after accepting UnionPay card transactions at pos terminals, credit card merchants must keep the receipt stubs and original documents related to the transactions for at least 24 months from the transaction date (unless otherwise stipulated by law), and bear the economic losses caused by improper storage of credit card merchants or loss of transaction documents;

The signing and purchasing documents of UnionPay cards shall be signed by the cardholder himself, and must be consistent with the name and handwriting reserved on the back of UnionPay cards; Nothing in the transaction documents can be changed.

Extended data:

Credit card reader merchants do not accept the use of the following UnionPay cards on pos machines, otherwise all risks and losses arising therefrom will be borne by themselves:

1. Credit cards, debit cards and smart cards not approved by the issuing bank;

2. For credit cards with anti-counterfeiting marks, the anti-counterfeiting marks are damaged or blurred;

3. The issuing bank prompts the credit card user who has paid at present;

4. The credit card is used beyond the limit;

5. Credit cards whose validity period has expired;

6. It is obviously not a UnionPay card used by the cardholder himself;

7. The back of the UnionPay card has no reserved signature of the cardholder or the reserved signature is illegible.

China Net News Center-The criminals swiped China Merchants Bank with fake cards and refused to bear the responsibility of10.5 million loss.