After registering and logging in to China Bank Colorful Life app, click "Add Source Bank Card" under "Card Use"-"Card Management" *, and enter the card number and other information according to the page prompts to complete the binding.
colorful life can not only bind bank cards, manage personal accounts, but also support QR code payment. "Colorful Life" is currently a mobile client product for BOC credit card customers, "mastering colorful life and enjoying free service".