Does Unicom's online business hall buy a mobile phone to support Tianmen Zhanggang?

You can check the account balance in the following ways:

1. Log in to the online business hall/home page, and click "phone bill inquiry" > "account balance";

2. after logging into the mobile phone business hall, click "service" > "inquiry" > "phone bill inquiry" > "account balance";

3. Send "CXYE" or "YE" to10010;

In addition, you can also go to the local business hall to inquire.