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.
Ankang City (AnKang) is located in the southeast of Shaanxi Province, with Qinling Mountains in the north, Bashan Mountain in the south and Han River running from east to west. The river valley basin (Ankang Basin) is in the middle, with an area between 31 °42 latitude and 33 °49 'north latitude and 108 °01 longitude and 110 °01' east longitude. It has jurisdiction over 1 district and 9 counties. Ankang is located in the hinterland of Qinba and the bank of Han River. It is known as & quot; Xi'an back Garden & quot;. Ankang City covers an area of 23391 square kilometers, with 289000 hectares of arable land. In 2016, Ankang has a resident population of 2.656 million. This area is a typical representative area of animals and plants in northern subtropical China, with rare animals such as antelope, crested ibis, giant panda, clouded leopard, giant salamander and so on. It is the main producing area of tea, silkworm cocoon, paulownia and raw lacquer in Shaanxi Province and Northwest China. Because within the territory