Cooperation with cab companies to install GPS and data return system in cabs, data return on the driving status of the vehicle, but this cost is too high, and the cab vehicles are limited, and most of them are concentrated in the center of the city,

or areas with high demand for cars. The traffic detection system of the traffic department, the traffic department generally for the key sections of the road will be implemented traffic monitoring, this aspect is actually given limited help, after all, for the whole city's road monitoring ability, even the government's ability to function is limited, so there is a third. Hundreds of millions of APP users, cell phones can access the mobile network, but also the use of GPS positioning, in fact, nowadays cell phone GPS, leveling and so on have a very good accuracy, when you open the map APP the moment or map APP in the background of the cell phone running, GPS began to locate, and the mobile network has begun to work, the cell phone will automatically calculate the speed of your driving in a certain distance and then send it back to the server where the app is located.

One person's data is certainly not enough, but if you're dealing with a mapping app with an installed base in the hundreds of millions of levels, it certainly doesn't matter if you're doing that. And for today's map app that already has hundreds of millions of installed base, the main way to get data is still through the third point, which is also the credit of big data. Of course, the times have never stopped progressing, map software is also progressing, for example, the above picture with a rollover of a red vehicle that indicates the location of traffic accidents, click to see the details, it is also very clear to see the source here is the enthusiastic netizen's sharing. Well, today's science and technology is here, I teach you to deal with the traffic jam a trick: traffic jam, you can call your family, to friends, and even to customers. The longer the traffic jam, the more profound the emotional exchange. This way, some people have harvested a long-lost affection, and some of them therefore talked into a big business. The traffic jam also really promote the feelings between people it.