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.
Xinxiang County, which belongs to Xinxiang City, Henan Province, is located in the north and middle of Henan Province, the southern foot of Taihang Mountain and the upper reaches of Weihe River. It is connected with Yanjin in the east, Huojia in the west, Yuanyang in the south, and the east, south and west of Xinxiang in the north. Xinxiang County has a history of more than 1400 years since the Sui Dynasty established the county six years ago. In 1958, Chairman Mao Zedong personally visited Xinxiang County, and party and state leaders Hu Jintao, Jiang Zemin, Wu Bangguo, and Wen Jiabao also visited Xinxiang County one after another. Xinxiang County has jurisdiction over 6 towns, 1 township and 1 provincial economic development zone, 178 administrative villages, with a resident population of 350000 (2016) and a county area of 375square kilometers. In 2017, Xinxiang County achieved a GDP of 21 billion yuan. In March 2019, it was listed as the first batch of revolutionary cultural relics for protection and utilization.