Unicom uses SMS to check what the phone bill is sent.

1, query the phone bill balance of the mobile phone, edit the short message 10 1 and send it to 100 10, and you will receive the phone bill balance later, as shown in the figure.

2. If you want to check the phone bill usage of the current month, just edit the short message 102, and you will receive the phone bill usage details of the current month later.

3. You can also directly edit 100 10 and send it to 100 10. After that, you can reply according to the serial number in the received SMS, as shown in the figure.

4. You can also send the phone bill abbreviation HF to 100 10 to check the phone bill.

5. Or send the balance to 100 10 to inquire about the call charges.