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.
Wuyang County, located in the south-central part of Henan Province, is under the jurisdiction of Luohe City, facing Yuanhui District and Yecheng District in the east, Ye County in the west, Wugang City in the south and Xiangcheng County in the north. It has jurisdiction over 4 townships and 10 towns and 398 administrative villages. The county has a total area of 777square kilometers and a population of 600000. It is a thousand-year-old county and old revolutionary base county, and it is the first provincial poverty-stricken county to get rid of poverty after the establishment of the exit mechanism of poverty alleviation in Henan Province. Han Fan Kui, Wu Han, Sima Yi of the three Kingdoms once sealed Hou here, known as "Emperor Xiang Hou Kingdom". The Jiahu site in the territory has 10 of the largest in the world. Jiahu culture pushed the history of Chinese civilization forward to 9000 years ago and is known as the first dawn of human civilization. Wuyang peasant painting is famous at home and abroad, it is the first batch of intangible cultural heritage in Henan Province, it is the hometown of Chinese modern folk painting, folk culture and art, and it is the hometown of the whole country.