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.
Yuanjiang City, which belongs to Yiyang City, Hunan Province, is located in the northeast of Hunan Province, on the shore of Dongting Lake. It was founded in 522 AD (then called Yaoshan County) and changed into a city in October 1988. There are continuous hills in the southwest of the city, alluvial plains in the north and Ludang swamps in the southeast, showing the geomorphological features of the lake and township with "three embankments, three continents, and one water surface." The city has a pleasant climate, rich specialties and convenient transportation, and enjoys the reputation of "Dongting Pearl" and "Jiangnan Treasure Land". In 2012, Yuanjiang City had jurisdiction over 2 streets, 11 towns, 1 township and 2 fields, with a total area of 2177 square kilometers and a total population of 754900, including 328800 urban people. In 2015, according to the township division adjustment plan of Yuanjiang City, 2 streets and 11 towns were under the jurisdiction of the adjustment. two hundred and one