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.
Pengshan District is the municipal district of Meishan City, Sichuan Province, known as Wuyang in ancient times. Pengshan covers an area of 465.32 square kilometers and has jurisdiction over two subdistrict offices, eight towns and three townships, with a permanent population of 320100 in 2017. Pengshan is the hometown of longevity in China, the production base of Chinese commercial grain and lean pigs, and the national ecological demonstration area. Pengshan District is bordered by Renshou County in the east, Dongpo District in the south, Pujiang County and Qionglai City in the west, and Xinjin County and Shuangliu District in Chengdu in the north. Pengshan is the main habitat of Pengzu, the first ancestor of Chinese birthday, and is known as the "hometown of longevity". It is the only "hometown of longevity in China" demonstrated by multi-disciplinary experts.