The Northeast China Plain is one of the 3 major plains in China, and it is the biggest one which has large agricultural acreage and is suitable for machinery operation. The larger a farm is, the more agricultural vehicles are needed. Therefore it will be tough for management. Clients need to know very well about the time and the route of workers and vehicles every day in real-time. Through APLEX in-vehicle intelligent gateway, you can follow up the driving track, distance and idle time immediately.