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.
Baoshan, a prefecture-level city under the jurisdiction of Yunnan Province, is located in the southwest of Yunnan Province, bordering Dali Bai Autonomous Prefecture and Lincang City in the east, Nujiang Lisu Autonomous Prefecture in the north, Dehong Dai Jingpo Autonomous Prefecture in the west, and Myanmar in the northwest and due south. The border is 170km long and covers a total area of 19600 square kilometers, of which mountain and semi-mountainous areas account for about 92 per cent. Baoshan, located in the middle of western Yunnan, is a necessary place for China to go to South Asia, Southeast Asia and even European countries. Tengchong is one of the important birthplaces of modern industry and commerce in Yunnan. The terrain is high in the north and low in the south, and most areas in the territory have a subtropical monsoon climate. Lignite reserves and geothermal resources are very rich. It is the largest small-grain coffee planting base in the world and the largest horseradish, Dendrobium, walnut and safflower Camellia oleifera planting base in the country.