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.
Henan Province, referred to as "Yu", is the provincial administrative region of the people's Republic of China. Zhengzhou, the provincial capital, is located in central China. Henan is bounded by 31 °23 & # 39 in north latitude, 36 °22 & # 39 in north latitude, 110 °21 & # 39 in east longitude, 116 °39 & # 39 in east longitude, Anhui and Shandong in the east, Hebei and Shanxi in the north, Shaanxi in the west, Hubei in the south and Henan Province with a total area of 167000 square kilometers. The topography of Henan Province is from north to south, from the east to the west, high in the west and low in the east, composed of plains and basins, mountains, hills and water surfaces, and across the four major river systems of the Haihe River, the Yellow River, the Huaihe River and the Yangtze River. Most of Henan Province is located in the warm temperate zone, the south is across the subtropics, and belongs to the continental monsoon climate from the north subtropical zone to the warm temperate zone; Henan is located in the coastal open areas and the central and western regions.