3 to 6 months. According to the relevant information, the preliminary estimate is that it will take at least 3 months, preferably more than 6 months, the greater the chance of lifting the risk control. According to Article 7 of the "Regulations on the Supervision and Administration of Credit Card Business of Commercial Banks": Credit cards refer to various media that record cardholder account information, have bank credit lines and overdraft functions, and provide cardholders with relevant banking services.