Jingdong Yi Autonomous County is located in the southwest of Yunnan Province, at the northern end of Pu 'er City. By 2006, there were 13 townships (towns), 166 villages and 3 communities. Jingdong Yi Autonomous County is the key producing area of grain, cane sugar, wood, walnut and mango in Yunnan Province, the "granary meat storehouse" of Pu 'er City, and one of the main producing areas of Pu 'er tea. There are two national nature reserves, Wuliangshan and Ailaoshan, and two large hydropower stations, Manwan and Dachaoshan. Wuliang Mountain and Ailao Mountain retain one-third of the species in China, and the black-crowned gibbons living in nature reserves are unique in the world.