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.
Daan District, which belongs to Zigong City, Sichuan Province, is located in the south of Sichuan Basin and northeast of Zigong City, between latitude 29 °19030 "- 29 °28053" north and longitude 104408 "- 1050414" east, covering an area of 398.81 square kilometers. Daan District belongs to the subtropical humid monsoon climate type, which is characterized by abundant rainfall, rich heat, long frost-free period and four distinct seasons. As of 2018, Daan District has jurisdiction over 11 towns, 1 township and 4 streets, and the district government is stationed in Longjing Street. By the end of 2017, the total number of households in Da'an District was 160500, with a total registered population of 440000. Daan District originally belongs to Fushun County, the Republic of China 28 years (1939) under the jurisdiction of Zigong City. In 33 (1944), by