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.
Huating City, which belongs to Pingliang City, Gansu Province, is located in the eastern part of Gansu Province. It is located at the confluence of Shaanxi, Gansu and Ningxia provinces (regions). Huating Town was set up in the second year of the Northern Wei, Jin and Tai dynasties (532). It is named after the Huajian Pavilion at the foot of Huangfu Mountain. It has jurisdiction over 1 street, 7 towns, 3 townships, 101 administrative villages and 27 communities, with a total area of 1183 square kilometers and a permanent population of 197000 in 2017. Huating, known as the "porcelain capital of coal city", is the necessary place of the ancient Silk Road, the core area and industrial town of the integrated industrial development of coal, power, chemical and transportation in Gansu Province. it is one of the thirteen coal production bases and one of the three major coal production bases in Northwest China. it is also an important energy supply and freight distribution base in Longdong. Huating Quzi Opera is the first batch of intangible cultural heritage in China, Ankou Town in the Ming Dynasty.