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.
Dongwuzhumuqin Banner (Dongwu Banner) is a flag belonging to Xilingol League in Inner Mongolia Autonomous region. it is located in the northeast of Xilingol League in Inner Mongolia Autonomous region, at the western foot of Daxinganling Mountains, and adjacent to Xingan and Tongliao City in the east. Xilinhot City in the south, Xiwu Banner in the west, Abaga Banner in the west, the border with Mongolia in the north, the national border is 527.6 kilometers long, and the international first-class land port-Zhuen Gadabu Port 68 kilometers north of the town of Ulyastai, Qifu, it is the bridgehead of the Eurasian Continental Bridge after Manzhouli and Erlianhot. In 2007, Dongwuzhumuqin Banner has jurisdiction over 5 towns, 4 sappan trees and 1 state-owned forest farm, with a total area of 47300 square kilometers.