How to apply for a personal travel track certificate?

The following are the personal trajectory proof methods of the three major operators:

A, telecom mobile phone user authentication method

Edit the last four digits of the short message CXMYD# ID number as 1000 1, and then reply Y with authorization to realize "roaming place query", which can query the route information of the mobile phone number in the past 15 days.

Second, China Unicom mobile phone user authentication method

The mobile phone sends "the last four digits of CXMYD# ID card" to 100 10 to inquire about the information of domestic roaming places in the past 30 days, which is convenient for rework and auxiliary investigation.

Third, the proof method of mobile users

Write CXMYD, send it to 10086, and then enter the last four digits of your ID card according to the reply information, and you can query the provinces and cities (no cities) you have been to in the last month.

Free inquiry per person per day 10 times.