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.
Shanwei City, referred to as Shancheng District, belongs to Shanwei City, Guangdong Province, located on the southeast coast of Guangdong Province, bordering the South China Sea to the south, Heyuan and Meizhou to the north, Shantou and Chaozhou to the east, Huizhou and Shenzhen to the west, and adjacent to Hong Kong and Macao. It is 160 kilometers east of Shantou and 120 kilometers west of Shenzhen, and the waterway is only 81 nautical miles away from Hong Kong. It is an important channel connecting eastern Guangdong, the Pearl River Delta and Hong Kong and Macao. It is one of the important central cities in the coastal areas of eastern Guangdong. It has unique geographical advantages and profound development potential. Shanwei City has a long history, since ancient times, there have been ancestors living here, better retain the essence of the Central Plains culture, Chaoshan culture, ou Yue culture. In March 2019, it was on the list of the first batch of revolutionary cultural relics protection and utilization districts and counties.