This is the fastest EMU train running for long distances in China, the top speed of which could reach 350km/h. Currently, the G train could finish the 1068 kilometer Wuhan Guangzhou High-Speed Railway in 3 hours.
Many more factors come into play, such as disk and network speed, other things running on the computer, and the fact that the daemon is running in debugging mode.
Using this information, SignalGuru is able to calculate the traffic-light schedule for the region and suggest the speed at which a driver should travel in order to avoid running into red lights.