1, the credit card POS machine does not support this kind of credit card. For example, if you swipe your visa card with UnionPay POS machine, 1000062 will be displayed, and then you can't make a transaction.

2. Credit cards may be subject to the risk control of banks. If the cardholder cashes out with a credit card or conducts other illegal operations, it is likely to be controlled by the bank and the transaction will be restricted. You must contact the issuing bank to handle it.