What is the reason for the abnormal data of big data travel card?

"Abnormal data" in 1. communication travel card is usually caused by server crash. It may be an anomaly caused by the increase in the number of visitors. When presenting the travel code, the communication big data travel card shows that the application service is abnormal and cannot be used.

2. If the travel card service is abnormal, you can also inquire by SMS, and send a short message CXMYD to the operator, to 1000 1 for telecom users, to 10086 for mobile users and to100 for Unicom users. After receiving the prompt, enter the last four digits of the owner's ID card for inquiry.

3. The main account of WeChat official account "Communication Travel Card" is China Information and Communication Research Institute, which mainly provides services such as epidemic prevention travel card, health code and epidemic risk inquiry. Recently, the number of tourist card inquiries has increased dramatically, and the service pressure of the system has been increasing. In the process of using web travel cards, WeChat applets or apps, you may encounter unstable services such as network errors.

Digital travel record

China ICT Institute, together with China Telecom, China Mobile and China Unicom, obtained the location information of the base station where the user's mobile phone is located by using the "signaling data" of the mobile phone, providing free inquiry service for the 654.38+06 billion mobile phone users nationwide. Mobile phone users can query all the city information they have been to before 654.38+04 days through this service.