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.
Bayi District, which belongs to Linzhi City, Tibet Autonomous region, is located in the southeast of China's Tibet and at the southeast foot of the Nianqing Tanggula Mountains. Yarlung Zangbo meets the Niyang River here. It is the lowest elevation area of the Qinghai-Tibet Plateau and is known as "Jiangnan of Tibet". Bayi District covers an area of 10238 square kilometers, with a cultivated land area of 38000 mu, a grassland area of 565000 mu and a forest area of 5.02 million mu. The average elevation of Bayi District is 3000 meters above sea level, with a relative height difference of 2200-4700 meters. It is located at the peak of Garabaili at the junction of Bayi and Milin, with an elevation of 7294 meters. Plants grow from the subtropical zone to the cold zone, known as the "green treasure house". In 2014, the GDP of Bayi District (formerly Linzhi County) reached 4.555 billion yuan, and the financial revenue broke through the 100 million yuan mark for the first time, reaching 1.2 million yuan.