Why did I use 1G when I texted that the usage was insufficient?

Please check whether the phone bill is insufficient. You can check the Unicom card charges in the following ways:

1, call 100 10 to check the phone bill.

2. Log in to the online business hall and click Query > Telephone Service Query > Real-time Telephone Charge/Account Balance on the homepage;

3. Log in to the client of the mobile phone business hall, and click Service > Query > Call Charge Business Query > Real-time Call Charge/Account Balance;

4. SMS business hall: edit the free SMS "102" and send it to 100 10 to check the current available phone bill balance;

5. Micro-hall users can pay attention to the official account of "China Unicom Micro-Hall" WeChat, bind the mobile phone number, and click Service >; Query processing > real-time phone bill.