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.
Mianchi County, which belongs to Sanmenxia City, Henan Province, is located in the northwest of Henan Province. It is bordered by the Yellow River to the north and Yuanqu, Xiaxian and Pinglu in Shanxi Province to the north, Luoning and Yiyang to the south, Yima to the east and Xin'an to the east, and Shaanzhou District to the west. The geographical coordinates are 111 °33'E to 112 °01 °E and 34 °36'N to 35 °05'N, belonging to temperate monsoon climate. Mianchi County is 43.5km wide from east to west and 52.8km from north to south, with a total area of 1421 square kilometers and a total population of 358900 (2017). The county has jurisdiction over 5 towns and 7 townships. The county people's government is stationed in Chengguan Town, 190 kilometers away from the provincial capital Zhengzhou and 300 kilometers away from the ancient capital Xi'an. Mianchi County is a county of economic management and power expansion, a key county of opening to the outside world, and a processing and trade county in Henan Province.