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.
Shou County, which belongs to Huainan City, Anhui Province, is located in the middle of Anhui Province, the south bank of the middle reaches of the Huaihe River, Changfeng County in the east, Huainan City and Fengtai County in the north, Huoqiu County in the west, and Lu'an City and Feixi County in the south. It is between 116o 27km east longitude 117o 04' north latitude 31o 54km and 32o 40' north latitude, with a total area of 2986 square kilometers. Shouxian, also known as Shouzhou and Shouchun, is one of the first three cities in Anhui Province to be selected as national historical and cultural cities. It is the hometown of Chu culture, the birthplace of Chinese tofu and the ancient battlefield of the Battle of Qiushui. It is known as an "underground museum". The Shouchun Chu Culture Museum has a collection of more than 160 national first-class cultural relics and more than 2000 second-and third-class cultural relics. As of 2018, Shou County is under its jurisdiction.