Legal analysis: if the amount of credit card fraud reaches more than 5,000 yuan, the public security should file a case for handling. According to the law, those who use forged credit cards, credit cards fraudulently obtained with false identification, invalid credit cards, or fraudulent use of other people's credit cards to engage in credit card fraud activities shall be deemed as "a large amount" as stipulated in Article 196 of the Criminal Law.

Legal basis: Civil Code of People's Republic of China (PRC).

Article 148 If a party causes the other party to commit a civil juristic act against its true meaning by fraudulent means, the aggrieved party has the right to request the people's court or an arbitration institution to cancel it.

Article 149 If a third party commits a civil juristic act against its true meaning due to fraud, and the other party knows or should know about the fraud, the defrauded party has the right to request the people's court or an arbitration institution to cancel it.

Article 150? If one party or a third party coerces the other party to carry out a civil legal act against its true meaning, the coerced party has the right to request the people's court or an arbitration institution to cancel it.

Criminal law of the people's Republic of China

Article 192 Whoever illegally raises funds by fraudulent means for the purpose of illegal possession, if the amount is relatively large, shall be sentenced to fixed-term imprisonment of not less than three years but not more than seven years and shall also be fined; If the amount is huge or there are other serious circumstances, he shall be sentenced to fixed-term imprisonment of not less than seven years or life imprisonment, and shall also be fined or confiscated.

If a unit commits the crime mentioned in the preceding paragraph, it shall be fined, and the directly responsible person in charge and other directly responsible personnel shall be punished in accordance with the provisions of the preceding paragraph.

Article 266 Whoever defrauds public or private property in a relatively large amount shall be sentenced to fixed-term imprisonment of not more than three years, criminal detention or public surveillance, and shall also, or shall only, be fined; If the amount is huge or there are other serious circumstances, he shall be sentenced to fixed-term imprisonment of not less than three years but not more than ten years and shall also be fined; If the amount is especially huge or there are other especially serious circumstances, he shall be sentenced to fixed-term imprisonment of not less than 10 years or life imprisonment, and shall also be fined or confiscated. Where there are other provisions in this Law, such provisions shall prevail.