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.
Huining County, which belongs to Baiyin City, Gansu Province, is located in the central part of Gansu Province, at the southern end of Baiyin City; the terrain is tilted from southeast to northwest, with undulating beams and ravines; it is a mid-temperate semi-arid climate with a total area of 6439 square kilometers. As of 2018, Huining County has 24 towns and 4 townships under its jurisdiction, with a resident population of 543900. Huining County is known as the "lock key of Qin long". As early as the Neolithic Age more than 5000 years ago, human beings lived and multiplied in the territory. Zuli County was set up in the third year of Emperor Yuanding of Han Dynasty (114BC), which has a history of more than 2100 years. In October of the 25th year of the people's Republic of China (1936), the three main forces of the Chinese Workers' and Peasants' Red Army successfully reunited in Huining, which was the turning point of the Chinese revolution. In 2018, Huining County realized the GDP (GDP).