How to query the access time of Unicom SIM card through SMS?

Unicom can't query the access time of the mobile phone card by SMS. If you need to inquire, you can inquire about the visit date through the following channels: 1. You can see the villain icon under the online business hall/your number, and click to view the visit date in your personal information; 2. Log in to China Unicom APP client and click Query > Business Query > My Information. After entering, the page will display personal information, mobile phone number information and so on. You can see the visit date in the mobile phone number information; 3. Log in to the touch screen version of China Unicom APP wap. 100 10.com, and click Query > Business Query > My Information. In addition to the above methods, you can also call Unicom hotline 100 10 or directly go to Unicom's own business hall to check the access time.