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.
Dushan County, which belongs to Qiannan Buyi and Miao Autonomous Prefecture of Guizhou Province, is located at the southernmost tip of Guizhou, bordering Nandan County, Guangxi. It is a necessary place for Guizhou Province and even the southwest to enter the sea mouth of Guangdong and Guangxi. Defending Guangdong and Guangdong in the east, Yunnan and Guizhou in the west, ASEAN in the south and Tianfu in the north, known as "the south gate of Guizhou" and "southwest gate", it is not only an important town in southern Guizhou, but also the opening frontier of the western region connecting the central and eastern regions. Dushan County has a total area of 2442.2 square kilometers. In 2012, the total population of Dushan County was 350000, and the GDP was 3.46173 billion yuan. It has been designated as a Class An open county by the state and a comprehensive reform experimental area in ethnic minority areas, a comprehensive agricultural development county, a collective economic experimental area and a spark technology intensive experimental area by the provincial government. December 2016, listed as the third batch of countries