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.
Baoshan District, located in the north of Shanghai, is divided into two parts: land and island. On land, it is bordered by the Yangtze River in the northeast, Huangpu River in the east, Yangpu, Hongkou, Jing'an and Putuo in the south, Jiading District in the west, Taicang City in Jiangsu Province in the northwest, and Yunzaobang in the middle of China. Wusong Bridge, Yunchuan Road Bridge, Jiangyang Road Bridge and Tangqiao Bridge span it. The two islands of Changxing and Hengsha lie in the south branch of the Yangtze River Estuary from west to east. They are 56.15km long from east to west and 23.08km wide from north to south, covering an area of 424.56 square kilometers. Located at the confluence of the Huangpu River and the Yangtze River, Baoshan can be called the "waterway gateway" of Shanghai. It connects more than 400 ports in 164 countries and regions by sea. The throughput of containers accounts for more than 70% of Shanghai Port.