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.
Suoxian is located at the junction of the northern Tibetan plateau and the alpine canyon in eastern Tibet, located in the Suoqu River basin in the upper reaches of the Nujiang River, and is one of the "three eastern counties" of Naqu City. It belongs to Naqu City, Tibet, bordering Dingqing County of Changdu in the east, such as County and Bianba County of Changdu in the southwest, and Baqing County in the north. The total area is about 5600 square kilometers. In 2013, Suoxian County had a total population of 40,000, including Tibetan, Han, Hui and other ethnic minorities. In 2013, Suoxian County has Cordyceps sinensis, Fritillaria thunbergii, Rhizoma Anemarrhenae, Coptis chinensis, snow lotus, Poria, Codonopsis pilosula and other plant resources. In 2013, Suoxian County's GDP reached 508 million yuan, an increase of 24% over the same period in 2012. Among them, the primary industry is 93.658 million yuan, the secondary industry is 136.1702 million yuan, and the tertiary industry is 278 million yuan.