An unmanned harvester reaps rice at an unmanned farm in Waigang Township, Jiading District, in east China's Shanghai, Sept. 18, 2021. A variety of unmanned vehicles, instead of farmers, are busy harvesting rice ears in a field in the outskirts of Shanghai. This 300 mu (20 hectares) rice field in Waigang Township, Jiading District, is Shanghai's first unmanned farm pilot. (Xinhua/Wang Xiang)
