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.
Zhaotong, a municipal administrative district under the jurisdiction of Yunnan Province, is located in the northeast of Yunnan Province, at the junction of Yunnan, Guizhou and Sichuan provinces, along the lower reaches of the Jinsha River, and in the excessive uplift zone from Sichuan Basin to Yunnan-Guizhou Plateau. The topography of Zhaotong is high in the south and low in the north, with the lowest elevation of 267m (Shuifu County) and the highest elevation of 4040 m (Qiaojia County), with a total area of 23021 square kilometers. Zhaotong has jurisdiction over 10 counties and 143 townships (offices) in District 1 (Zhaoyang District). At the end of 2010, the total population was 5.213 million, including 542000 from 23 ethnic minorities, including Miao, Yi and Hui. In history, Zhaotong is an important gateway from Yunnan Province to Sichuan and Guizhou provinces, and an important channel for Central Plains culture to enter Yunnan. One of the three major birthplaces of Yunnan culture (Zhaotong Kunming, Dali), known as Xiao Kunming, is a Chinese work.