If you are using the web version of the trip card, WeChat small program or App in the use of network errors and other service instability, you can still query by SMS: send a text message CXMYD to the affiliated operators (Telecom 10001 / Mobile 10086 / Unicom 10010) to make inquiries.

August 2, the communication of big data itinerary card on the situation of a short period of time crash, many people have feedback itinerary card can not be opened. And today, many more people have reported that their trip cards have crashed again, with all kinds of problems such as network errors, application service exceptions, or constant loading when trying to open the trip card.

Previously, ICT released an emergency notice saying that the system is under increasing pressure due to a sudden increase in the number of inquiries about the card, and that we are making every effort to optimize the system to ensure stable operation.

If you encounter service instability such as network errors when using the web version of the itinerary card, WeChat app or App, you can still make inquiries by SMS: send SMS CXMYD to your carrier (Telecom 10001/Mobile 10086/Unicom 10010) to make inquiries.

Introduction of Trip Card:

The Communication Big Data Trip Card is a joint effort by the China Academy of Information and Communications Technology (CICT) and the three basic telecommunication companies, China Telecom, China Mobile and China Unicom, to utilize cell phone "signaling data". ", obtained through the location of the base station where the user's cell phone is located .

Free query service for the country's 1.6 billion cell phone users, cell phone users can use the service to query all the cities and municipalities that I have visited in the previous 14 days. As of March 25, 2020, the cumulative query volume has exceeded 450 million times.

Reference to the above: communication big data trip card