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.
Gangnan District is under the jurisdiction of Guigang City, Guangxi Zhuang Autonomous region. it is a county-level district established after the prefecture-level Guigang City was established in 1996. It is located on the banks of the Yuhe River in the Xijiang Valley of the Golden Waterway, southeast of Guigang City, on the south bank of Yujiang River, adjacent to Xingye County in the east, Pubei County in the south, Hengxian County in the west, and Gangbei District and Guiping City in the north. In the southern part of Hong Kong, there are double tracks of Li-Zhan Railway and National Highway 324, Nanning-Guangzhou Expressway runs through the whole territory, and the Xijiang River in the golden waterway flows through four villages and towns in the area, and it can pass through thousand-ton freighters all the year round, directly to Guangdong, Hong Kong and Macao. It is an important transportation hub in Guangxi and an important channel for the export of materials in the southwest. By the end of 2010, Hong Kong South District has a total area of 1089 square kilometers and has jurisdiction over 6 towns, 2 townships and 1 street, 165 village committees with a population of 635600.