Zhenyuan county belongs to Qiandongnan Prefecture, with a distance of190km from Kaili City, the state capital. It is located in Wuling Mountain area in the east of Guizhou Province, and it is the slope zone of the transition from Guizhou Plateau to Xiangxi Hill. Hunan Xinhuang is in the east, Sansui and Jianhe in the south, Shibing and Cengong Shiqian in the west and tongren city in the north. It is the east gate of Guizhou Province, and is known as "the key of Yunnan and Chu and the gateway of eastern Guizhou". It belongs to subtropical humid climate zone, with annual average temperature 16.6℃, frost-free period of 292 days, annual precipitation 1057mm and annual sunshine hours 1200m. Zhenyuan county has a total area of 1878 square kilometers, governs 12 townships (towns), 10 administrative villages, 5 communities and 4 neighborhood committees, with a total population of 259,000, including 99,000 people from 22 ethnic minorities such as Miao, Dong and Tujia, accounting for 38.22% of the total population.