Only deduct your deposit in the same bank.

Credit card, also called credit card. It is a non-cash transaction payment method and a simple credit service.

A credit card is a credit certificate issued by a commercial bank or a credit card company to eligible consumers. Consumers with credit cards can go to specialized commercial service departments for shopping or spending, and then the bank will settle accounts with merchants and cardholders, and cardholders can overdraw within the prescribed limits.