When does the trip code update the trip?

The trip code is updated once a day, and the data of the previous 14 days are updated uniformly at 8- 10 every morning.

The communication itinerary card can query the domestic and international itinerary of the individual in the first 14 days. Accurate to domestic provinces and cities (staying for more than 4 hours) and abroad. For example, on September 15, calculate the travel data before September 15 14 (between 0: 00 on September 1 day and 24: 00 on September 14).

Principles of travel code

The trip code analyzes the signaling data of the user's mobile phone, and then obtains the location of the base station to which the user's mobile phone is connected. So which cities have you been to, as long as you turn on your mobile phone, the operator can find out your travel trajectory by analyzing the base station data, and then upload the data to the trip code system.

The new version of travel code is renamed as communication big data travel card. After opening the Alipay health code page, the mobile phone number of the associated user will be prompted, and the itinerary of the visited area within 14 days can be found after approval.