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.
Guangzhou, referred to as "Guangzhou", also known as Yangcheng and Huacheng, is the capital, vice-provincial city, national central city and mega city of Guangdong Province. It is an important central city, international trade center and comprehensive transportation hub in China as approved by the State Council. By 2018, there were 11 districts under the jurisdiction of the city, with a total area of 7434 square kilometers, a built area of 1249.11 square kilometers, a resident population of 14.9044 million, an urban population of 12.8744 million, and a urbanization rate of 86.38%. Located in southern China, bordering the South China Sea and the northern edge of the Pearl River Delta, Guangzhou is the headquarters of the theater headquarters in southern China, a national comprehensive gateway city, the first batch of coastal open cities, and the southern gate of China to the world. Guangdong-Hong Kong-Macau Greater Bay Area, the central city and area of the Pan-Pearl River Delta economic zone.