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.
Yanchi County, located in the east of Ningxia Hui Autonomous region, is a county under the jurisdiction of Yinnan region and a famous Tan sheep producing area in Ningxia. The border area between the agricultural and nomadic peoples of China in history. The county government is stationed in Huamachi town. County from southeast to northwest for the vast dry steppe and desert steppe, rich in "salt, fur, sweet licorice". Ningxia Tan Sheep, which is well-known at home and abroad, is the main economic source of Yanchi. There are more than 20 natural salt lakes in the north, east and southwest of the county, so it is named "salt pond". On December 7, 2016, Yanchi County was listed as the third batch of national comprehensive pilot areas for new urbanization. On September 29, 2018, the government of Ningxia Hui Autonomous region approved Yanchi County to withdraw from the sequence of poor counties. On October 22, 2018, he was selected as the first for the integrated development of the primary, secondary and tertiary industries in rural areas in 2018.