Farmers thresh rice stalks at a super hybrid rice demonstration base in Datun Township in the Gejiu City, southwest China's Yunnan Province, Sept. 2, 2018. The latest output of three plots at a super hybrid rice demonstration base located in Datun Township has set a new world record by reaching an average of 1,152.3 kg per mu (about 0.07 hectares), local authorities said Monday. (Xinhua/Wang Haixia)