I haven't been to Wuchuan County, why send a message?

I haven't been to Wuchuan county, but I sent a text message, probably because my personal information was leaked.

Prove that you haven't been to places that can be proved by querying three basic telecom operators: China Telecom, China Mobile and China Unicom.

According to the needs of epidemic prevention and control, with the authorization of users and based on big data analysis, I will provide users with my "epidemic prevention and control itinerary inquiry" service. With the arrival of the peak of returning to work, this service can be used to help prove whether to leave the city or return from other places.