Due to full coverage by the Beidu satellite system, more and more farms in China use driverless tractors for agricultural work. The example in this photo in from Ninxia Hui Province near the Yellow River where according to local survey by agricultural engineers, the error of the work of agricultural machines equipped with Beidu positioning technology was less than 5 cm per 2000 meters, which was more accurate than working by human hands. In recent years, 19 new agricultural machinery cooperatives here introduced intelligent agricultural equipment such as plant protection drones and unmanned tractors to modernize agricultural operations.

JST China news, Sept. 9, 2018

Autonomous farming in Ninxia Hui Province, Xinhua news