Colorado Springs is a home rule municipality in, and the county seat of, El Paso County, Colorado, United States. It is the largest city in El Paso County, with a population of 478,961 at the 2020 United States Census, a 15.02% increase since 2010. Colorado Springs is the second-most populous city and the most extensive city in the state of Colorado, and the 40th-most populous city in the United States. It is the principal city of the Colorado Springs metropolitan area and the second-most prominent city of the Front Range Urban Corridor. It is located in east-central Colorado, on Fountain Creek, 70 miles (113 km) south of Denver.
Muchuan County, under the jurisdiction of Leshan City, Sichuan Province, is located in the southwest of Sichuan Basin, the triangle between Minjiang River, Dadu River and Jinsha River in the upper reaches of the Yangtze River. It is bordered by Yibin in the east, Pingshan County in the south, Shawan District and Jianwei County in the north, Ebian County in the west and Mabian County in the southwest. It covers an area of 1408 square kilometers with a population of 260000. The territory has fresh air, beautiful scenery, rich products and simple folk customs, with a forest coverage rate of 77.34%, known as "natural oxygen bar" and "green pearl". It is the pilot county of the national ecological civilization demonstration project, the national ecological demonstration area, the national key ecological functional area, the hometown of bamboo in China, the national greening model county, the national forestry science and technology demonstration county, and the best green eco-tourism county in China. On July 31, 2018, the Sichuan Provincial Government approved Muchuan County to withdraw from poverty.