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.
Jinchang, a prefecture-level city under the jurisdiction of Gansu Province, is high in the south and low in the north, with mountains crisscross with flat rivers and Gobi oases, with a continental temperate arid climate, sufficient light and dry climate; it has jurisdiction over Jinchuan District and Yongchang County, with a total area of 9593 square kilometers; and the resident population is 469200 in 2017. Jinchang, located in the middle of Hexi Corridor, is an important node city of ancient Silk Road and one of the major cities of Hexi Corridor. Since ancient times, its natural conditions have been relatively harsh. Jinchang is one of the 110 key water-deficient cities and 13 resource-based water-deficient cities in China. It is also an area with fragile natural ecological environment in western China. Jinchang edge mining enterprise, because of the establishment of the city, because of the rich nickel is known as "the nickel capital of the motherland". In 2011, he won the title of "National Health City". In January 2014, the Ministry of Urban and Rural Construction ordered it.