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.
Tongxin County is located in the central and southern part of Ningxia Hui Autonomous region, under the jurisdiction of Wuzhong City. It is bordered by Yanchi County in the east and Huanxian County in Qingyang City, Gansu Province in the east, Yuanzhou District in Guyuan City in the south, Shapotou District, Zhongning County and Haiyuan County in Zhongwei City in the west, and Hongsibao District in Wuzhong City in the north. It is located on the Loess Plateau in the south of Ordos platform and is high in the south and low in the north. There are mainly five types of landforms, such as mountains, loess hills, river valleys and desert lands, with complex topography and crisscross distribution of mountains and rivers. There are Luoshan, Miboshan, Madashan, Laoye Mountain, Qinglong Mountain, Yaoshan and so on, all of which belong to Liupanshan system. In March 2019, it was listed as the first batch of revolutionary cultural relics protection and utilization district and county list.