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.
Changshun County belongs to Qiannan Buyi and Miao Autonomous Prefecture of Guizhou Province of the people's Republic of China. The county government is stationed in Changzhai Town, which is located in the south-central part of Guizhou Province and the west of Qiannan Prefecture. Changshun County has a total area of 1543 square kilometers. The county seat is 84 kilometers away from the provincial capital Guiyang, 178 kilometers from Duyun, the state capital, and 85 kilometers from Anshun City. Jurisdiction over 5 towns, 1 township, 1 street. The total population is 256600 (2015), with ethnic minorities accounting for 56% of the population, mainly Buyi and Miao. The mountains of Changshun County belong to the Miaoling mountain system, the north of the Miaoling watershed Henggen County, the topography is high in the north and low in the south, the geomorphology type is the hilly area in the north, the hilly area in the west, the middle and low karst mountains in the south, and the peak and cluster valley in the east. The rivers belong to the Yangtze River and the Pearl River. Industry has coal mining, chemical fertilizer, building materials, feed processing. Agriculture