1. Cardholders need to use their credit cards normally for at least half a year, which is the basic requirement for applying for a temporary credit line.
2. Every time you apply to increase the temporary credit line, you need to increase the temporary credit line one month before the last time. This is to ensure that the cardholder's credit record is good and there is no bad record such as overdue.
3. Cardholders should keep good credit records of banks such as Guangfa Bank, have no bad records such as overdue, and do not engage in illegal transactions such as cashing.
4. The credit card to be upgraded is the primary card, not the secondary card.