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.
Huili County, known as Huiwu and Huichuan in ancient times, belongs to Liangshan Yi Autonomous Prefecture of Sichuan Province. Huili County is located in the southernmost tip of Sichuan Province, located in the heart of Panxi. The county covers an area of 4527 square kilometers and has jurisdiction over 2 streets, 14 towns and 11 townships, with a permanent population of 426000 at the end of 2018. There are 29 ethnic groups in the county, including Han, Yi, Tibetan, Hui and Dai, with ethnic minorities accounting for 16.7% of the total population. Huili, founded in the sixth year of the Yuan Dynasty (111 BC) in the Western Han Dynasty, is a famous historical and cultural city of the country. The ancient city culture, red culture, pomegranate culture and Sichuan-Yunnan culture are integrated to form a continuous line of Huili culture. Huili is rich in resources, rich in mineral resources, land resources, light and heat resources and tourism resources, known as "Panxi treasure basin"