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.
Dari County, under the jurisdiction of Guoluo Prefecture, Qinghai Province, is located in the southeast of Qinghai Province and in the south of Guoluo Tibetan Autonomous Prefecture at the junction of Sichuan, Gansu and Qinghai provinces. It is bordered by Jiuzhi County in the east, Banma County in the southeast, Seda County in Sichuan Province in the south, Shiqu County in Sichuan Province in the southwest, Maduo County in the northwest, and Maqin and Gande counties in the north across the Yellow River. The county has a total area of 16466 square kilometers and has jurisdiction over 9 townships, 1 town, 33 animal husbandry committees, 109 animal husbandry cooperatives and 1 poverty alleviation association, with a total population of more than 30, 000 people (2013). Dari County, with an average elevation of more than 4200 meters above sea level, belongs to an alpine and semi-humid climate, and is one of the natural ecological protection and management areas of the "three Rivers Source". At the same time, it is also an important commodity in Guoluo Prefecture, second only to the location of the prefecture (Dawu), the distribution center of Chinese and Tibetan medicinal materials and Qingchuan Jiao.