3 years. According to the official website of Ping An Bank, the validity period of Ping An Bank credit card is three years. If the credit card is not activated for three years, it will become invalid. Ping An Bank Credit Card is the first credit business launched after the merger of Shenzhen Commercial Bank and Ping An Bank. It has the basic functions of credit card, such as credit consumption and cash advance, and provides cardholders with comprehensive coverage of consumption safety, home safety and travel safety. Location security.