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.
Gulang County, which belongs to Wuwei City, Gansu Province, is located in the central part of Gansu Province, the eastern end of Hexi Corridor, the northern foot of Wushaoling and the southern edge of Tengger Desert. The geographical coordinates are 37 °09 north latitude 37 °54 mi, east longitude 102 °38 mi 103 °54'. It is bordered by Jingtai County in the east, Tianzhu Tibetan Autonomous County in the south, Liangzhou District in the northwest and Alashan left Banner in Inner Mongolia Autonomous region in the northeast. The county is about 102km long from east to west and 88km wide from north to south, with a total area of 5103 square kilometers. As of 2011, Gulang County has jurisdiction over 9 towns, 10 townships, 1 street, 250 villages and 1934 village groups, with a total population of 388943. There are ten ethnic groups, including Han, Hui, Tibetan, Mongolian, Miao, Manchu, Dongxiang, Tu, Maonan and Yao.