It could be a misinformation.

Proof that you haven't been there can be proved by checking with the three basic telecom operators: Telecom, Mobile and Unicom.

According to the needs of epidemic prevention and control, based on the user's authorization, based on big data analysis, to provide users with my "epidemic prevention and control of travel query" service. As enterprises resume work and return to the peak, this service can be used to assist in proving whether to leave the city or return from a different place.

Telecommunications and mobile can find out the last 15 days of the owner's roaming route information, and Unicom can find out the last 14 days. Based on the reply to the text message to enter the last four digits of the ID card number, you can check the past month to go to the province and prefecture-level cities. Shanghai Mobile could go live with the SMS version as soon as this week.

The outbreak trip query is described as follows:

The query function is aimed at cell phone numbers registered with personal ID card numbers, and if it is a unit cell phone without a bound personal ID card number can not be queried. At the same time, the three major carriers said that this business is a public service, the query information is for reference only, does not exclude the possibility of border roaming, not as the basis for the final decision.

Whether the final adoption, but also need to be verified by the relevant departments. In order to prevent network congestion, the three major carriers have also stipulated that each user can make 10 free inquiries per day. Input the cell phone number and verification code, you can check whether the last 14 days to reach the serious areas of the epidemic.