It usually only takes about 5 working days for users who already have a card to apply for a credit card through self-service channels such as mobile banking and CCB’s official WeChat account to get the card. It usually takes about 10 days for new users to review through the self-service channel, after which they will receive an interview text message and a card letter after 3 to 5 working days. They need to print the application with the text message, original credit card and ID card within 90 calendar days. Surface stamp. If you apply at a nearby branch, your application will usually be approved on the same day. In case of special circumstances, the review time will be extended accordingly.