An exhibitor (1st, R) introduces fungus products to visitors during an agricultural product trade fair in Du'an Yao Autonomous County, south China's Guangxi Zhuang Autonomous Region, Sept. 17, 2019. The first agricultural product trade fair of Hechi City kicked off in Du'an Yao Autonomous County on Tuesday. Over 100 kinds of agricultural products from over 80 companies and 33 poverty-stricken villages were presented during the trade fair. (Xinhua/Lu Boan)