How to check the telephone records and text messages of the online business hall?

If you want to query the call details of Unicom's number, you can log in to Unicom's online business hall through your mobile phone number and service password, and click Call Charge Query > Bill Query > Call Details to query the call details of the last six months (including the current month). Unicom number SMS details query can log in to the online business hall and mobile business hall through the mobile phone number and service password, and query the SMS number records that have been sent in the last six months (including the current month), but it is impossible to query the detailed records of received SMS.