legal ground
Article 7 of the Measures for the Supervision and Administration of Credit Card Business of Commercial Banks
The term "credit card" as mentioned in these Measures refers to all kinds of media that record the relevant information of the cardholder's account, have the function of bank credit line and overdraft, and provide relevant banking services for the cardholder.
Article 8
The term "credit card business" as mentioned in these Measures refers to the banking services provided by commercial banks using bank cards with credit line and overdraft function, mainly including card issuing business and acquiring business.