How do children generate travel cards?

Children should also have green health codes and travel codes, so as long as they have green travel codes, line codes and codes, they can also provide proof of travel trajectory.

If you use a mobile card, as a domestic mobile user, you can directly edit the short message "CXMYD" and send it to 10086, and then we will reply to the last four digits of your ID card according to the information prompts, so that you can find your personal trajectory roaming.

If you use a telecom card, as a China telecom user, you can directly edit the short message "last four digits of CXMYD# ID card" and send it to 1000 1, and then reply "Y" to authorize "roaming place inquiry", so that you can find out your personal trajectory roaming.

If you use Unicom card, as a user of China Unicom, you can directly edit the short message "the last four digits of CXMYD# ID card" and send it to 100 10, so that you can find out your personal trajectory roaming.

Communication Big Data Travel Card is a free inquiry service for 654.38+06 billion mobile phone users nationwide, which is obtained by China Xintong Institute, China Telecom, China Mobile and China Unicom by using the "signaling data" of mobile phones. Mobile phone users can query all the city information they have visited in the previous 654.38+04 days through this service. ?

As of March 25, 2020, the cumulative number of inquiries has exceeded 450 million.

From 20: 30 on 202118, the city name of the medium-high risk area is no longer marked in red on the travel card, but is marked in brackets after the city name. Precautions are only used as travel tips and have nothing to do with health status.