legal ground
Article 120 of the Civil Procedure Law of People's Republic of China (PRC)
The prosecution shall submit a complaint to the people's court, and submit copies according to the number of defendants. If it is really difficult to write a complaint, it can be made orally, which will be recorded by the people's court and the other party will be informed.
Article 68 of the Measures for the Supervision and Administration of Credit Card Business of Commercial Banks
The issuing bank shall collect money from the debtor himself and his guarantor, and shall not collect money from a third party unrelated to the debt, or use improper means such as violence, coercion, intimidation or abuse. The collection process shall be recorded, and the recorded materials shall be kept for at least 2 years for future reference.
Article 69
The credit card collection letter shall fully disclose the following basic information to the cardholder: the cardholder's name and balance in arrears, the reasons for collection and relevant laws and regulations, the cardholder's relevant rights and obligations, the way to inquire about the account status, repayment, the way to raise objections and provide relevant evidence, the contact information of the issuing bank, the official seal of relevant business, and other contents stipulated by the regulatory authorities.