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.
Lincang, a prefecture-level city in Yunnan Province, is located in the southwest of Yunnan Province, bordering Pu'er City in the east, Dali Prefecture in the north, Baoshan City in the west, and Myanmar in the southwest, located between the Lancang River and the Nujiang River. Located 598 kilometers from the provincial capital Kunming, the municipal government is a land shortcut from Kunming to Yangon, Myanmar, with three national ports and 17 passageways. Lincang is located in the southern extension of the Nushan Mountains in the Hengduan Mountains, which belongs to the longitudinal valley of western Yunnan. It has a monsoon climate in the subtropical low-latitude plateau and is rich in water resources. It is an important national hydropower energy base and an important sugar and wine production base in Yunnan, living in the world.