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.
Yanling County, which belongs to Xuchang City, Henan Province, is located in the middle of Henan Province, to the east of Qianli Funiu Mountains and to the south of the Yellow River. It is bordered by Changge City and Jian'an District in the west, Kaifeng City in the north, Zhoukou City in the east and Luohe City in the south. It now has jurisdiction over 12 towns and 386 administrative villages (communities) with a total population of 667000 people and a total area of 866 square kilometers (996000 mu of arable land). In recent years, Yanling County has adhered to the overall layout of "five in one" and the strategic layout of "four comprehensive", adhered to the concept of innovative, coordinated, green, open and shared development, and made great efforts to build ecological mausoleum, prosperous mausoleum, civilized mausoleum and happy mausoleum. Solid steps have been made in the journey of building a well-off society in an all-round way. Yanling County is located in the core area of the Central Plains highway network, adjacent to Zhengzhou Airport Economic Comprehensive Experimental Zone, north to the new.