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.
Shuangta District, which belongs to Chaoyang City, Liaoning Province, is located in Chaoyang City in the west of Liaoning Province. It is located in the east of Nuluerhu Mountains and the western foot of Songling Mountains. It is a long pan in the Daling River Valley. It is the political, economic and cultural center of Chaoyang. It gets its name from the well-preserved North Pagoda of the Northern Wei Dynasty and the Southern Tower of the Tang Dynasty. Shuangta District is connected with the urban agglomeration in central Liaoning and the Liaodong Peninsula in the east, the Beijing-Tianjin-Hebei metropolitan area in the west, the Bohai Sea in the south and the hinterland of Inner Mongolia in the north. The center of geographical coordinates is 120 °27km east longitude and 41 °35 'north latitude. In 2015, Shuangta District has a total area of 500square kilometers and has jurisdiction over 4 townships (towns) and 11 streets with a total population of 404500. In 2015, the GDP of the whole region reached 13.33061 billion yuan.