The practice of withdrawing money by credit card is called cash withdrawal by credit card, also called cash advance. All credit cards have this function. When the credit card has no money, but there is a remaining amount and there is a remaining withdrawal amount, it can be withdrawn, otherwise it cannot be withdrawn.
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Cash withdrawal by credit card is one of the inherent functions of credit card itself. Cardholders can withdraw cash from the bank by credit card. Credit card withdrawal mainly includes overdraft withdrawal and overpayment withdrawal. You need to pay interest for overdraft cash withdrawal, and the interest will be calculated from the day you withdraw cash, while the overpayment cash withdrawal does not require interest, only a part of the handling fee, depending on the bank's regulations.
It is worth noting that advance cash needs to pay interest in major banks, and the regulations of each bank are different. Your withdrawal amount is also related to the regulations of the issuing bank. It is more affordable to spend by credit card or credit card, and then it is better to pay back the money within the repayment period or by installments. Borrowing cash in advance will definitely generate a lot of interest expenses and so on. It's best not to do this.
Baidu encyclopedia credit card withdrawal