According to the provisions of Article 196 of the Criminal Law, a person who fraudulently uses another person's credit card for credit card fraud is guilty of credit card fraud. The so-called fraudulent use refers to the behavior that a non-cardholder uses the cardholder's credit card to defraud property in the name of the cardholder. The Supreme People's Court's Interpretation on Several Issues Concerning the Specific Application of Law in the Trial of Fraud Cases stipulates that a large amount of personal fraud refers to more than 5,000 yuan. According to the above-mentioned laws and regulations, fraudulent use of other people's credit cards and a large amount of fraud constitute the crime of credit card fraud. The final conviction and sentencing shall be determined by the people's court according to law. The above suggestions are for your reference.