How long does it take to display the epidemic data of a city?

How long does it take to display the epidemic data of a city?

You can check that you stayed in China for 4 hours before 14 days and visited cities in other countries, without filling in information. The query is initiated by the user, and you can use the mobile phone software (WeChat, Alipay, etc.) to scan the code to enter the query page. ), or the WeChat applet searches for the communication itinerary card to enter the applet, enter the mobile phone number and click to get the verification code. After successful verification, click Query to return the query result.

"Communication Big Data Travel Card" analyzes "mobile phone signaling data", 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 automatic, with strict security and privacy protection mechanisms, and the query results are available in real time, which is convenient and fast.