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.
Guiyang, the capital of Guizhou Province, is known as "Forest City" for short, which is named after the south of Guishan. It is the political, economic, cultural, scientific, educational and transportation center of Guizhou Province and an important transportation, communication hub, industrial base and trade and tourism service center in southwest China. One of the central cities in southwest China, the national ecological leisure vacation tourism city, the national comprehensive railway hub. Belongs to the subtropical humid and mild climate, the annual average temperature is 15.3 ℃, the annual average relative humidity is 77%, the forest coverage is 46.5% in 2016, and there are 11 forest parks. Guiyang is a national big data industrial development agglomeration area.