The Notice on Printing and Distributing the Measures for the Administration of Credit Card Business has corresponding provisions:
Article 6 The People's Bank of China is responsible for the management and coordination of credit card business throughout the country. Each issuing bank is responsible for the organization, management and coordination of credit card business in this system.
Article 7 Commercial banks engaged in credit card business shall, in accordance with these Measures and other relevant rules and regulations issued by the People's Bank of China, formulate a credit card business charter and submit it to the People's Bank of China for approval.
Forty-ninth cardholders in different places with the card through the bank to the payee, the bank should be handled in accordance with the relevant provisions of the special unit. Cardholders can use credit cards to shop and spend in special units.
Extended information "Notice on Printing and Distributing the Measures for the Administration of Credit Card Business"
Article 19 Credit card overdraft interest shall be charged at the rate of five ten thousandths of daily interest within 15 days from the signing date or the bank date, five ten thousandths of daily interest after 15 days, and fifteen thousandths of daily interest after 30 days or when the overdraft amount exceeds the prescribed limit. The overdraft interest is not divided into sections, and the interest is calculated according to the highest interest rate grade or the highest overdraft amount.
Article 20 The overdraft business of each card-issuing bank shall be managed according to its credit scale. Overdraft is transferred to short-term loan accounting.
Article 21 Malicious overdraft refers to the overdraft behavior of the cardholder for the purpose of illegal possession, which exceeds the prescribed limit or time limit and is invalid after being collected by the issuing bank.
Twenty-second special units shall not refuse to accept valid credit cards legally held by cardholders and issued by contracted banks for any reason, and shall not charge cardholders extra fees for using credit cards.
Baidu Encyclopedia-Notice on Printing and Distributing the Measures for the Administration of Credit Card Business