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.
Qiaocheng District is the only municipal district of Bozhou City, Anhui Province, which is located in the northwest of Anhui Province. It is bordered by Luyi County, Zhoukou City, Henan Province in the west, north and east, Suiyang District, Xiayi County and Yongcheng City in Shangqiu, and bordering Woyang in the southeast and Taihe in the south. It is the political, economic and cultural center of Bozhou. Yicheng District is an ancient city with a long history and a famous historical and cultural city of the country. Yicheng has a long history and a collection of humanities. Yicheng District, known as "Yi" in ancient times, has a history of more than 3700 years. It is the birthplace of Taoist thought and Taoist culture, the birthplace of traditional Chinese medicine culture and one of the birthplaces of Chinese civilization. Yicheng has been the seat of the state county since ancient times. It has jurisdiction over 21 towns and 3 streets, covering an area of 2226 square kilometers, with an area of 132000 hectares of arable land and a population of 1.632 million. 2018