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.
Qihe County, which belongs to Dezhou City, is located in the western part of Shandong Province, with Jinan, the provincial capital to the east, Beijing, Tianjin and Tang to the north, and Nanjing, Shanghai and Hangzhou to the south. With Qihe River as the center, there are Qingdao, Jinan, Taiyuan, Zhengzhou, Shijiazhuang, Tianjin, Beijing and other big cities within a radius of 500 kilometers. Qihe River is located in the northwest plain of Shandong Province, the north bank of the Yellow River, and Jinan across the river. The county has jurisdiction over 2 townships, 11 towns and 2 subdistrict offices, with a total population of 780000 and a total area of 1411 square kilometers. It is an alluvial plain in the lower reaches of the Yellow River with fertile soil, suitable climate and sufficient light. Qihe is the most beautiful ecotourism demonstration city in China, the only new energy automobile manufacturing city in China and the equipment manufacturing city of emerging industries in China. Qihe County is also the only top 100 counties on the list of underdeveloped areas in Shandong Province, ranking among the 15th national counties.