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.
Gansu District, which belongs to Zhangye City, Gansu Province, is located in the middle of Qianhe West Corridor, between 100 °6km east longitude and 100 °52m north latitude, 38 °32' north latitude between Ganzhou District-39 °24', south by Qilian Mountain and north by Alashan right Banner in Inner Mongolia. Ganzhou District has a continental climate. There are 4 major rivers and 26 seasonal rivers in the territory, with a runoff of 1.66 billion cubic meters, groundwater reserves of 990 million cubic meters and arable land of 686200 mu in 2012. In 2012, Ganzhou District completed a GDP of 2.531 billion yuan, accounting for 78.8% of the planned GDP, an increase of 10.1% over the same period last year, including 808 million yuan for the primary industry, 766 million yuan for the secondary industry and 766 million yuan for the tertiary industry.