Legal basis: Measures for the Administration of Credit Cards in People's Republic of China (PRC).
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 collection by the card bank.