The reason why the trip code does not update when you arrive in a new city is because of a stay of less than 4 hours, and the other is that the information is delayed and does not update the display until the next day. The calculation of trips within the user's first 14 days is done in the operator's back office, resulting in a one-day delay.

Because the service uses base station data, in order to ensure continuous communication and achieve no blind coverage, the signals of two base stations at the junction of administrative divisions may be cross-covered, leading to deviations in the results. Can be combined with other proof of corresponding adjustment "trip card" analysis of cell phone signaling data and billing data.

The update of the trip code data

First of all, we open the cell phone of WeChat search trip card and then the trip card will come out of a two-dimensional code after we will be the cell phone against the two-dimensional code scanning then so that our trip code has been updated so that this is the real-time update of our today's trip code, so that we have a new trip code. code.

The trip code doesn't require you to update your trip. In the age of big data, with the prefecture-level city as a unit, you only need to have spent more than four hours in other prefecture-level city areas within fourteen days, the trip code system on your cell phone will automatically update your trip. This is the system according to the big data update also automatically after the update, you personally have no right to update.

It's all automatic, you just need to be out of the region for more than four hours, you will be screened by the big data, and the trip code will be updated.