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.
Haibei Tibetan Autonomous Prefecture, under the jurisdiction of Qinghai Province, is located in the northeast of the Qinghai-Tibet Plateau and on the western edge of the Loess Plateau. It has a total area of 34389.89 square kilometers and has jurisdiction over three counties and one autonomous county. In 2017, it has a resident population of 283000. There are 36 sites in Haibei Tibetan Autonomous Prefecture which have been announced by the people's Government of Qinghai Province. Among them, the national cultural relics protection units are Xihai County Zhilongyi City in the Western Han Dynasty; there are 11 cultural relics protection units at the provincial level; more than 40 tombs have been cleared and more than 700 cultural relics have been unearthed. This is also the place where Mr. Wang Luobin collected the style when he wrote the famous song "in that distant place". In 2017, the gross domestic product of Haibei Tibetan Autonomous Prefecture was 8.291 billion yuan, down 20.3% from the previous year at comparable prices.