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.
Nanjiang County, under the jurisdiction of Bazhong City, Sichuan Province, is located on the northeast edge of Sichuan Province. It covers an area of 3382.8 square kilometers, has jurisdiction over 27 towns and 21 townships, and has a resident population of 612500 in 2017. Nanjiang County has a long history, with a history of 1500 years. Emperor Liang Wudi of the Southern Dynasty usually bought Nanjiang County for six years (525 years). It is famous because "the river is difficult to wade". Western Wei Gongdi two years (555 years) changed to Pandao County. The Northern Zhou Dynasty relocated Nanjiang County, Yuan to Yuan 20 years (1283) into Huacheng County. Ming Zhengde 11 years (1516) reset, renamed Nanjiang County, named after the Nanjiang River in the south of Micang Mountain. Nanjiang County is a national key county for poverty alleviation and development, the first batch of national pilot demonstration counties for the construction of main functional areas, a national demonstration area for ecological protection and construction, and a comprehensive national new type of urbanization.