How to check the phone bill on your phone watch?

The phone watch has a built-in SIM card, and you can check the phone bill in the operator's online business hall. The specific steps are as follows:

1. Take China Mobile's online business hall as an example, open the official website page, click the "Login" button, enter the mobile phone number and service password on the login page, and complete the login operation;

2. Next, in the opened page, click the "My Mobile" menu item at the top ;

3. Next, you can see the phone number balance information on the main page of the personal center.