1. Open your mobile phone and find "Shanghai Pudong Development Bank Credit Card APP".

2. Open the "Shanghai Pudong Development Bank Credit Card APP" and enter the home page. Next, find "mine" and click enter.

3. Enter the "My" interface and click "Login/Register".

4. Enter the mobile phone number and login password to log in.

5. Enter your account, find "Card Management" and click Enter.

6. Enter the card management, find "Card surface can be changed at will" and click Enter.

7. Just choose the card you like.