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.
Youyi County is located in the western part of Shuangyashan City, Heilongjiang Province, under the jurisdiction of Shuangyashan City. The geographical location is 46 °28 °14 "~ 46 °59 °38" N and 131 °27 °50 "~ 132 °15'E. It is located in the hinterland of Heilongjiang, Songhua River and Wusuli River. It is adjacent to Baoqing County in the east, Shuangyashan City in the south, Jixian County in the west and Fujin City in the north. The terrain in Friendship County is flat and low-lying, with hills in the southwest and lowlands in the northeast, tilting from southwest to northeast. In 2012, Youyi County has a total population of 125000. The total area is 1888 square kilometers. Youyi County has a mid-temperate continental climate, with an average annual temperature of 2.5C, an average annual rainfall of 500mm, an average of 2730 hours of light, and a frost-free period of 120.1.