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.
Manas County, which belongs to Changji Hui Autonomous Prefecture of Xinjiang Uygur Autonomous region, is located in the hinterland of Xinjiang and stands in a triangle with Tacheng in the north and Yining in the west. It is known as the "west gate" of Urumqi. It is 126 kilometers east from Urumqi, the capital of Xinjiang, and 91 kilometers away from Changji City, where the government of Changji Prefecture is located. Lanxin Railway, G30 National Expressway runs through the county, the second and third supercharged transmission stations of "West-to-East Gas Transmission" and the first station of "West-to-East Power Transmission" 750kV Phoenix Station are all located in Manas County. As of 2013, Manas County has a total area of 11000 square kilometers and has jurisdiction over 14 township stations and 5 county tour farms. Manas County has 32 ethnic groups, including Han, Hui, Kazak and Uygur, with a total population of 280000, including 82.33% of Han nationality, 3.85% of Hui nationality and 10.59% of Kazak nationality.