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.
Nayong County is located in the northwest of Guizhou Province and in the south of Bijie City, across the river from Dafang County. The geographical coordinates are 104 °55 °40 "- 105 °38 °04" east longitude and 26 °30 °16 "- 27 °05 °54" north latitude. Because there is a Nayong River in the south of the county, it takes Nayong as the county name. There are Diaoshuiyan Scenic spot, Yongxi Scenic spot, Haiba Scenic spot, General Xihe Scenic spot and other scenic spots. The industrial project has 2.4 million KW power plants, located in Nayong Yangchang Town, and Bijie Coal-to-Oil Phase II project, 30 kilometers away from Zhongshan District of Liupanshui. In 2018, the GDP of Nayong County reached 21.8 billion yuan, an increase of 11 percent over 2017. Of this total, the added value of the primary industry was 3.5 billion yuan, an increase of 7.1% over 2017.