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.
Bazhou is a county-level city hosted by Langfang City, and one of the first expanding counties and cities in Hebei Province, located in the east of Jizhong Plain in Hebei Province, located in the center of the triangle zone of Beijing, Tianjin and Bao, and belongs to the urban agglomeration around Beijing, Tianjin and Bohai Sea. It is 80 kilometers north of the capital Beijing, 70 kilometers east of the seaport city of Tianjin, and 65 kilometers west of the ancient city of Baoding. Has a long history, Qin belongs to Guangyang County, Han Zhuojun Yichang County, Zhou Xiande six years after the five dynasties (AD 959) built Bazhou. After Jin, Yuan, Ming and Qing dynasties, all of them were Zhili Guan. In 1913, the prefecture was changed into a county, which is a special zone of Jingzhao. In February 1990, the State Council approved the withdrawal of counties and the establishment of cities, which opened a new page in the history of Bazhou.