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.
Dingzhou City, Hebei Province under the jurisdiction of county-level cities, by Baoding City escrow, Hebei Province directly administered by the county (city) system reform pilot county. Located at the eastern foot of Taihang Mountain, the western edge of North China Plain and the west of central Hebei Province, it has been known as "Kyushu throat, Shenjing brief area" since ancient times. With a total area of 1283.7 square kilometers and a resident population of 1.2269 million (2018), it has jurisdiction over 4 streets, 16 towns and 5 townships. Dingzhou City, located in the Beijing-Tianjin-Hebei Economic Zone, is an important node city in the Beijing-Tianjin-Hebei Economic Zone, a national comprehensive pilot area of new urbanization, a modern medium-sized city cultivated in the 12th five-year Plan of Hebei Province, and one of the ten famous historical and cultural cities in Hebei Province. In 2018, the gross domestic product of Dingzhou City reached 33.284 billion yuan, an increase of 7.3% over the same period last year.