Photo taken on Aug. 21, 2018 shows a greenhouse base of macrolepiota albuminosa in Macheng Town of Xuyong County in southwest China's Sichuan Province. The production and processing of macrolepiota albuminosa, a species of agaric fungus growing on decomposed wood, have become a pillar industry in Xuyong County to help villagers alleviate poverty. Products are sold to Guangdong, Fujian, Shanghai and other places. (Xinhua/Li Xin)