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.
Xiji County, which belongs to Guyuan City, Ningxia Hui Autonomous region, is located at the western foot of Liupan Mountain in the south of Ningxia. Between east longitude 105 °20 & #39;-106 °04 & #39;, north latitude 35 °35 & #39;-36 °14 & #39;. It is 67 kilometers from east to west, 74 kilometers from north to south, 63 kilometers from Guyuan to the east and 391kilometers from Yinchuan, Ningxia, with a total area of 3130 square kilometers. As of 2018, it has jurisdiction over 4 towns and 15 townships with a total population of 496000. The county government is resident in Jiqiang Town. Xiji County, established on October 10, 1942, is the most populous county in Ningxia, inhabited by ethnic minorities, and a key county for poverty alleviation and development in the country and autonomous region. Xiji County is still Hong.