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.
Jian'an District is the municipal district of Xuchang City, Henan Province, which is located in the middle of Xuchang City, Henan Province, surrounded by Weidu District of Xuchang City, Mianling County to the east, Yuzhou City to the west, Linying County to the south and Changge City to the north. The geographical coordinates are 113 °35 °east longitude 114 °04 'and 33 °52 °34 °10' north latitude. Jian'an District has a total area of 1090 square kilometers. in 2015, the total output value of Jian'an District was 24.306 billion yuan, an increase of 9.6% over the same period in 2015. In 2017, Jian'an District has jurisdiction over 16 township offices with a total population of 1.3076 million. Jian'an District is the national advanced area of scientific and technological progress, the first batch of key areas of opening up to the outside world, the advanced area of developing export-oriented economy, the national important processing and export base of hair products, and the production base of automobile transmission shaft. Jian'an District was selected in 2018.