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.
Qinggang County belongs to Suihua City, Heilongjiang Province, located in the central and southern part of Heilongjiang Province, the hinterland of Songnen Plain. It is 120 kilometers away from the provincial capital Harbin in the south, 90 kilometers from the oil city Daqing in the west, across the Tongken River from Hailun City and Wangkui County in the east, 88 kilometers away from Suihua City and Heihe City in the north. Qinggang County covers an area of 2685 square kilometers, with a total of 2.56 million mu of cultivated land, 616500 mu of grassland and 620000 mu of woodland. Qinggang County belongs to the mid-temperate continental monsoon climate. Dry and windy in spring, warm and rainy in summer, cool and dry in autumn, cold and little snow in winter, four distinct seasons, frost-free period of about 130 days throughout the year. In 2018, the GDP of Qinggang County reached 7.45 billion yuan, an increase of 5% over the same period last year.