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.
Langya District, which belongs to Chuzhou City, Anhui Province, was named Langya District because of Langya Mountain and the original Langya Township in Chuzhou. It was established on January 18, 1993. It is located in the east of Anhui Province, the north bank of the lower reaches of the Yangtze River, the southeast of Chuzhou, about 50 kilometers southeast of Nanjing and 100 kilometers west of Hefei, the provincial capital. The region covers an area of 180.79 square kilometers and has a resident population of 310000. By the end of 2013, it had jurisdiction over 10 directly administered communities and provincial-level Langshan Economic Development Zone. The area belongs to the north subtropical monsoon climate, the annual average temperature is 15.2 degrees Celsius, and the air quality reaches the national second-class standard all the year round. The main scenic spots are Langya Mountain Scenic spot, Zuiweng Pavilion, Fengle Pavilion, Xijian Lake, Qingliu River and so on. Langya District is a member of "Yangtze River Delta Urban agglomeration" and one of the core areas of "Nanjing Metropolitan area".