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.
Aksai Kazakh Autonomous County (Aksai County for short) belongs to Jiuquan City, Gansu Province, and is located at the confluence of Gansu, Qinghai and Xinjiang provinces (regions). It is the only ethnic minority autonomous county with Kazak as the main body in Gansu Province. it is also one of the three Kazak autonomous counties in the people's Republic of China. Aksai County has a total area of 31000 square kilometers, with an average elevation of 3200 meters, and has jurisdiction over 2 townships and 1 town. Aksai County is home to 11 ethnic groups, including Kazakh, Han, Hui, Uygur, Salar and Tibetan, with a total population of more than 10600 (2014), of which more than 3700 are Kazakh (2014), accounting for 34.8% of the total population. The available grassland area of the county is 14.8 million mu, and the normal annual livestock carrying capacity is 189000 sheep units. Major rivers in Aksai County