Open mobile banking, there is a: Change user button under the homepage, click to enter and bind another CCB card number in mobile banking, and follow the prompts to switch accounts.

Click on the "China Construction Bank Mobile" application icon to enter the initial interface, as shown below, click on the three horizontal bars on the left side of the heart.

Enter the login interface, click the avatar on the left side of the heart to start logging in with your account and password.

Enter your own account number and password, and click to log in.

After logging in, click the "Wealth" option to the left of the heart.

Enter "My Wealth Center", where all debit cards, e-accounts, CCB wallets and other services are displayed here.

Pull the page all the way down to the bottom, as shown below. There is an "Add Account" button on the left side of the heart, click to enter.

After entering the "Add Account" page, you can see that there are savings accounts, credit card accounts, e-accounts, and provident fund accounts. Just click on which one you want to add. Here I will add a savings account as an example. . Enter the savings card account number, account alias (real name or nickname is acceptable), withdrawal password and verification code received on your phone, and click Next.

At this time, the page will prompt that the account has been officially added successfully.