Legal basis: Article 1 of the Interpretation of the Supreme People's Court and the Supreme People's Procuratorate on Several Issues Concerning Amending the Specific Application of Laws in Handling Criminal Cases of Impairment of Credit Card Management shall be deemed as' for the purpose of illegal possession' as stipulated in the second paragraph of Article 196 of the Criminal Law, unless there is evidence to prove that the cardholder does not have the purpose of illegal possession: (1) overdrawing a lot knowing that he is unable to repay; (2) After applying for a credit card with a false credit certificate, it is overdrawn and cannot be returned; (3) Escaping after overdraft or changing contact information to avoid bank collection; (4) evading or transferring funds, concealing property or evading repayment; (five) the use of overdraft funds for criminal activities; (six) other illegal possession of funds, refused to return. According to the above provisions, prisoners do not have the above-mentioned illegal possession purpose and should not be considered as credit card fraud.