How to check the telephone charges of non-local Unicom numbers?

If you know the valid service password of the mobile phone number, you can check it with the other party's mobile phone password through the Internet Hall/Mobile Hall/Customer Service Hotline.

Inquiry method of the Internet Hall: You can log in to the online business hall and click "Telephone Charge Inquiry" > "Real-time Telephone Charge" or "Account Balance" to inquire about the usage of telephone charges or account balance.

Mobile phone query method: you can log in to the mobile phone business hall and click "real-time phone bill".