15 days. According to the official website of China Construction Bank, it is known that the bank applies for a CCB credit card, and the approval time is about 10 days. After the approval is passed, CCB will send a text message to the customer for an interview. At the same time, it will take 3 to 5 working days to receive the card. After receiving the card, the customer Just go to the branch for an interview within 90 calendar days. Therefore, it takes 15 days to apply for a CCB credit card.