Wichita (/ˈwɪtʃɪtɔː/ WITCH-ih-taw) is the largest city in the U.S. state of Kansas and the county seat of Sedgwick County. As of the 2020 census, the population of the city was 397,532. The Wichita metro area had a population of 647,610 in 2020. It is located in south-central Kansas on the Arkansas River.
Wichita began as a trading post on the Chisholm Trail in the 1860s and was incorporated as a city in 1870. It became a destination for cattle drives traveling north from Texas to Kansas railroads, earning it the nickname "Cowtown". Wyatt Earp served as a police officer in Wichita for around one year before going to Dodge City.
Ningnan County belongs to Liangshan Yi Autonomous Prefecture, located in the south and east of Liangshan Yi Autonomous Prefecture, Sichuan Province, facing the Jinsha River and Qiaojia County in Yunnan Province across the river. Ningnan County, with a total area of 1667 square kilometers, has jurisdiction over 6 towns, 19 townships, 124 villages and 819 village groups, with a total population of 189000 (2014). It is a mountainous agricultural county dominated by the Han nationality, Yi, Buyi, Hui, Tibet, Mongolia and other ethnic groups. In September 2016, the State Council approved Ningnan County as a national key ecological functional area.