You can log in to the online bank, fill in the email address in "My Profile" and start the binding service, so as to complete the operation of binding the email address, and you can receive bank bills regularly after binding. Take the credit card of Bank of Communications as an example to introduce it in detail.

1, Baidu got off the Bank of Communications Credit Card Center and entered the credit card official website.

2. Click the login button in the upper left corner of the webpage to jump to the login page.

3. Enter the card number and password of the credit card, and then click the Login button to log in to your credit card account.

4. On the right side of "My Credit Card" page, click "My Personal Information" menu item.

5. Click the button to improve my profile and go to another page.

6. Click the Modify button, and then enter the email address to be bound, where you need to receive the verification code through your mobile phone; Click the submit button after entering the verification code, and the mailbox is bound successfully.

7. Return to my profile page to see the bound email address.