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.
Yunan District, which belongs to Yunfu City, Guangdong Province, is located in the west of Guangdong Province, the south bank of the middle reaches of the Xijiang River, Yuncheng District of Yunfu City in the east, Xinxing County and Yangchun City in the south, Luoding City and Yunan County in the west, Xijiang River and Deqing in the north, with a total area of 1184.73 square kilometers, with 7 towns under its jurisdiction and the District people's Government stationed in Liudu Town. By the end of 2017, Yun'an District had a resident population of 286300 and a total registered population of 341600. In January 1996, Yunan County was established; in September 2014, Yunan County was abolished and Yunan District of Yunfu City was established with the consent of the State Council. The topography of Yun'an District is high in the east, south and west, low in the north, dominated by hills and low mountains; located in the south of the Tropic of Cancer, the latitude is low and close to the ocean, it belongs to the subtropical humid monsoon climate with abundant rainfall.