It is equivalent to a debit card, but it is really a credit card. You have to deposit money first and then swipe the card. Of course, the advantage is that you can increase your credit limit as your credit improves. It is not only the key to zero-limit limit increase, but also the key to all credit card limit increase. When you apply for the limit, the system will comprehensively evaluate your card usage, especially your repayment situation. .