The Kansas City metropolitan area is a bi-state metropolitan area anchored by Kansas City, Missouri. Its 14 counties straddle the border between the U.S. states of Missouri (9 counties) and Kansas (5 counties). With 8,472 square miles (21,940 km2) and a population of more than 2.2 million people, it is the second-largest metropolitan area centered in Missouri (after Greater St. Louis) and is the largest metropolitan area in Kansas, though Wichita is the largest metropolitan area centered in Kansas. Alongside Kansas City, Missouri, these are the suburbs with populations above 100,000: Overland Park, Kansas; Kansas City, Kansas; Olathe, Kansas; Independence, Missouri; and Lee's Summit, Missouri.
Tianchang, a county-level city in Anhui Province, is hosted by Chuzhou and is located in the eastern part of Anhui Province. it is surrounded on three sides by Jiangsu Gaoyou City, Yizheng City, Liuhe District, Jinhu County and Xuyi County. It is a member of the county-level city of Nanjing Metropolitan Circle and one of the two wings in the industrial transfer demonstration area of Wanjiang City Belt. It is known as "the East Gate of Anhui". It covers an area of 1770 square kilometers and has a registered population of 635921 (2016), of which the urban population is about 200000. It has jurisdiction over 14 towns and 1 street. Tianchang County, founded in 742 AD, is a county specially designed by Tang Xuanzong Li Longji to commemorate his birthday Qianqiu Festival. In memory of the late General Luo Binghui of the New fourth Army, he twice changed his name to "Binghui County". There are Zhu Shouchang and Xuan