How can Beijing inquire about the detailed list of Unicom short messages?

For details, please check it in the online business hall. The operation method is as follows: online business hall address →→→→→→→→→ upper left corner →→→ login →→→→ enter Unicom mobile phone number, non-initial business password and verification code →→→→ self-service →→→→ detailed list query →→→ call list/SMS MMS list/value-added service list/Internet traffic list /WLAN list, and then you can query number list, reminder list and WLAN list.