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.
Hubei Province, referred to as "E" for short, is the provincial administrative region of the people's Republic of China and the capital of Wuhan. It is located in central China, bordering Anhui in the east, Chongqing in the west, Shaanxi in the northwest, Jiangxi and Hunan in the south, and Henan in the north. It lies between latitude 29 °01: 53 "- 33 °6 °47" N and longitude 108 °21 °42 "- 116 °07 °50" E. it is about 740km long from east to west and 470km wide from north to south, with a total area of 185900 square kilometers, accounting for 1.94% of the total area of China. The eastern end is Huangmei County, the western end is Lichuan City, the southernmost end is Laifeng County, and the northernmost end is Yunxi County. The topography of Hubei Province is roughly surrounded by mountains in the east, west and north, low and flat in the middle, and slightly open to the south as an incomplete basin. In the total area of the province, mountains account for 56%.