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.
Kunming, also known as Chuncheng, is the capital of Yunnan Province, the central city of central Yunnan urban agglomeration, and one of the important central cities in western China approved by the State Council. By 2018, the city had jurisdiction over seven districts, three counties, three autonomous counties and one county-level city, with a total area of 21473 square kilometers, a built-up area of 435.81 square kilometers, a resident population of 6.85 million, an urban population of 4.9902 million, and a urbanization rate of 72.85 percent. Kunming is located in southwest China and the middle of the Yunnan-Guizhou Plateau, with the unique location of "connecting the coast of Guizhou and Guitong in the east, entering the Central Plains through Sichuan and Chongqing in the north, reaching Thailand / Cambodia in the south, and connecting India and Pakistan in the west". It is located at the intersection of the north-south international channel and the third east-west Eurasian continental bridge starting from Shenzhen.