What does the communication itinerary card mean?

The communication itinerary card can query personal domestic and international itinerary in the past 14 days. Once the user is found to have stayed in the risk area, travel itinerary will change color.

Communication itinerary card is an itinerary inquiry service jointly launched by China ICT Institute, China Telecom, China Mobile and China Unicom under the guidance of the Ministry of Industry and Information Technology.

The principle of communication travel card:

1. The communication big data travel card obtains information through the location of the base station where the user's mobile phone is located. The collection, transmission and processing of signaling data are automatic, with strict security and privacy protection mechanisms, and the query results are available in real time, which is convenient and fast.

2. The data of "Communication Big Data Travel Card" can be used all over the country, truly achieving a comprehensive coverage of the national network, and you can also query the international travel of my domestic mobile phone number. On the premise of ensuring user information security, these will provide scientific and accurate technical support for epidemic prevention and control, resumption of work and production, road traffic, entry and exit, etc.

Advantages of communication travel card:

1. Communication big data travel card is based on telecom big data, and the interfaces are provided by three major operators. Just fill in the mobile phone number and verification code to confirm the authorization. You don't need to fill in your ID number and home address, and you don't collect other personal information. The operation is simpler and safer, and the privacy of users is fully protected.

2. The "communication travel card" analyzes the signaling data of the mobile phone, which is obtained through the location of the base station where the user's mobile phone is located. The collection, transmission and processing of signaling data are all automatic, with strict security and privacy protection mechanisms. The query results are available in real time, which is convenient and fast.