Why does the communication big data travel card show that I have never been to a place?

If you don't get off the highway, but you also pass this section, the big data display will also show that there is a record in this place. Including when you take the high-speed train or plane, etc., when passing through this place, records will be displayed.

Service Introduction

"Communication Big Data Travel Card" is the mobile phone "signaling data" of China Xintong Institute, China Telecom, China Mobile and China Unicom, and it is a service upgrade for 654.38+06 billion mobile phone users to obtain free inquiry service through the location of the base station where their mobile phones are located.

"Communication Big Data Travel Card" is based on telecom big data, and the interface is provided by the three major operators. It only needs to fill in the mobile phone number and verification code and confirm my authorization. It doesn't need to fill in the ID number and home address, and it doesn't need to collect other personal information. The operation is simpler and safer, and the privacy of users is fully protected.