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.
Xiuwu County is located in the northwest of Henan Province and belongs to Jiaozuo City. It is connected with Huixian County and Huojia County in the east, Boai County and Jiaozuo City in the west, and Wuyi County in the south. The Dongda River on the northern boundary is bordered by Liushukou Town, Zezhou County, Jincheng, and Zhenghuo Township, Lingchuan County, Jincheng, respectively. It is one of the sources of the Haihe River Basin. Xiuwu County has a total area of 632.9 square kilometers and has jurisdiction over 5 towns, 3 townships, 1 industrial and trade zone and 1 office, 187 villages and 282000 people, with an area of 320000 mu of cultivated land. Xiuwu County has a long history and is an ancient county in China. Before the Zhou Dynasty, this place was called "Ningyi". At the end of the Shang Dynasty (1046 BC), King Wu of Zhou set up troops to cut down the army. When the army passed through Ningyi in case of heavy rain for three days, it could not be done, so it was stationed on the spot to practice martial arts, so it was changed to "martial arts". Since then, it has been more than 3000 years. A.D.