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.
Dongfeng County is a county under the jurisdiction of Liaoyuan City, Jilin Province, located in the central and southern part of Jilin Province, located in the residual vein of Hadaling, a branch of Changbai Mountain, and the upper reaches of Huifa River. it is a semi-mountainous area of five mountains and one river, covering an area of 2522.24 square kilometers. Dongfeng County is 135 kilometers away from the provincial capital Changchun. It is adjacent to Meihe Estuary in the east and south, Qingyuan County in Liaoning Province to the west and Xifeng County in Liaoning Province to the west, and Yitong County and Panshi County to the north. As of 2012, Dongfeng County has jurisdiction over 12 towns and 2 townships with a total population of 400000. The Qing Dynasty was designated as the Shengjing paddock, historically known as "Royal Deer Garden", known as "the hometown of Chinese sika deer". The output of velvet antler in the county ranks first in the country, is the national commodity grain production base county, one of the three folk painting villages in the country, and won the whole country.