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.
Lixian belongs to Baoding City, Hebei Province, the hinterland of Beijing, Tianjin and Stone Triangle, and the junction of Baoding, Cangzhou and Hengshui. Lixian has a total area of 650 square kilometers. In 2013, Lixian has a total population of 510000, including an agricultural population of 400000. Lixian has 13 townships (8 towns and 5 townships) and 232 administrative villages. Lixian County is located in the middle of the plain of the western structural belt of Jizhong Depression, Bohai Bay Basin. The topography and geomorphology are all plain formed by Quaternary alluvial and alluvial deposits. The general topography is high in the southwest and low in the northeast, with an average altitude of 15.6 meters. There is no obvious fluctuation. Lixian is a warm temperate semi-arid region in the eastern monsoon region, with significant continental monsoon climate, windy and dry spring, rainy and hot summer, crisp autumn, dry and cold winter, four distinct seasons, light and heat, and rich water resources. two