1. On the mobile phone desktop, open the client of China Construction Bank and click on the top left corner of the page.

2. Next, click Login to log in to your personal account.

3. After logging in, click the account indicated by the arrow.

4. On the subsequent page, click Add Account at the bottom of the page.

5. Next, select a credit card account on the account selection page.

6. Then, fill in the credit card account information and click Bind at the bottom of the page.