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.
Baoqing County, which belongs to the escrow County of Shuangyashan City, Heilongjiang Province, is located in the east of Heilongjiang Province, the core of Sanjiang Plain and the hinterland of Beidahuang. the geomorphological features can be summarized as "four mountains, one water and four fields, half Reed and half grassland". The administrative area of Baoqing County covers an area of 10001.27 square kilometers, with a population of 470000 as of 2010. Baoqing County is a typical resource county, agricultural county and ecological county, which is known as "coal power base", "granary of the north", "county of abundance" and "hometown of wetlands". The main scenic spots in Baoqing County are Zhenbao Island Revolutionary Martyrs Mausoleum, Dragon Lake Scenic spot, Dongsheng Wetland Scenic spot, Qixing River Wetland and Yanwo Island. On October 22, 2018, Baoqing County was selected into the list of national pilot areas for the integration and development of primary, secondary and tertiary industries in rural areas in 2018. two hundred and one