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.
Qingshui County, under the jurisdiction of Tianshui City, Gansu Province, is located in the southeast of Gansu Province, northeast of Tianshui City, Niutou River Basin, a tributary of the Weihe River on the north bank of Longshan, southwest of Longshan; Longxian County, Baoji in the east, wheat accumulation area in the south, Qinan County in the west, and Zhangjiachuan Hui Autonomous County in the north; it is located in the transitional zone from Longshan Mountain to Longxi Loess Plateau, with temperate continental monsoon climate; it has jurisdiction over 15 towns and 3 townships with a total area of 2012 square kilometers. The total population in 2018 is 332364. Qingshui was called Shangfu in ancient times and got the name of the county from "four Notes of Qingquan". It is the birthplace of Huangdi Xuanyuan, the first ancestor of Chinese humanities, the birthplace of Qin unified China, and the hometown of Zhao Chongguo in the Western Han Dynasty. Prehistoric culture, pre-Qin culture, Han and Tang culture, Song (Jin) and Yuan culture accumulation; the territory has been identified by the State Administration of Cultural relics as "Wei and Jin ancient city" and "not"