The method is as follows:

1. Open the Bank of Communications Mobile Banking APP, enter your login name, login password and verification code, and click the "Login" button.

2. After successfully logging in, you will enter the homepage of the mobile banking APP. Click the "All" button to expand all menu options.

3. In the all menus, select "Cloud Network Payment" under the "Payment and Settlement" option to enter.

4. In the cloud payment interface, select "UnionPay QuickPass" and click "Activate Now".

5. In the new page, enter the bank card number, mobile phone number, verification code and other necessary information, and click "Next" to continue.