How to query the length of Unicom's online service?

Query the online time of Unicom mobile phone card, that is, the online time of users. You can use 1, China Unicom online business hall-query-my basic information query; 2. Unicom Mobile Phone Business Hall-Services-My Basic Information Inquiry; 3. Pay attention to the -My-number information of WeChat business halls in all provinces, and you can find it. (The exhibition of micro-museums in different provinces may be different, so it is suggested that this province shall prevail); 4. Call 100 10 for manual inquiry; 5. Bring valid documents to the Unicom business hall for enquiry.