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.
Huangyuan County is located in the west of Xining City. Chengguan Town, the county seat, is 52 kilometers away from the provincial capital Xining. The total area is 1509 square kilometers. The total population is 135004 (end of 2009). Mainly Han nationality, as well as Hui, Tibet, Mongolia, Tu and so on. Huangyuan County originally had jurisdiction over 2 towns, 6 townships and 1 ethnic township: Chengguan Town, Dahua Town, Dongxia Township, Riyue Tibetan Township, Heping Township, Bohang Township, Shenzhong Township, Bayan Township, Sizhai Township. The county people's government is stationed in chengguan town. On September 25, 2018, he won the honorary title of "2018 e-commerce into rural comprehensive demonstration county" of the Ministry of Commerce. In October 2018, it won the national leading area for the integration and development of the primary, secondary and tertiary industries in rural areas. On December 29, 2018, the sixth national unity and progress demonstration zone was named by the State ethnic Affairs Commission.