Credit cards are Category II cards.

In the classification of bank cards, they are mainly divided into two types: debit cards and credit cards. Credit cards are further divided into credit cards and quasi-credit cards. One type of card refers to a debit card, while Class II cards refer to credit cards, including credit cards and quasi-credit cards. A credit card is a credit card in the true sense, with functions such as credit consumption, transfer settlement, cash deposits and withdrawals, etc. A quasi-credit card is a credit card with a certain overdraft limit.