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.
Zengcheng District is a municipal district of Guangzhou, located in the east-central part of Guangdong Province and the east of Guangzhou, facing Dongguan in the south, Huizhou in the east and Conghua in the north. As of the end of 2017, it covers an area of 1616.47 square kilometers and has a resident population of 1.41 million. It has a state-level economic and technological development zone and "overseas Chinese Mengyuan", the fifth national industrial gathering area for overseas Chinese businessmen. Zengcheng County was built in the Eastern Han Dynasty Jian'an six years (2018), belonging to Nanhai County, because Nanhai County originally under the jurisdiction of six counties, a new county, an additional city, so it is called "Zengcheng". In 1993, counties were removed to set up cities, and in February 2014, cities were withdrawn to set up districts. It has jurisdiction over 4 subdistrict offices, 7 towns, 282 administrative villages and 55 communities with a population of 890800. The Zengcheng Economic and technological Development Zone within its jurisdiction is one of the three national development zones in Guangzhou.