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.
Heyuan, also known as "Croucher City", is a prefecture-level city in Guangdong Province, located in the northeast of Guangdong Province, the middle and upper reaches of Dongjiang River, Meizhou City and Shanwei City in the east, Huizhou City in the south, Shaoguan City in the west, and Ganzhou City in Jiangxi Province in the north, with a total area of 15642 square kilometers. It has jurisdiction over five counties in one district, namely, Longchuan County, Dongyuan County, Heping County, Zijin County and Lianping County. By the end of 2018, there are 3.0939 million permanent residents. Heyuan City has Wanlu Lake, the largest lake in South China, and the highest fountain in Asia. It is one of the top 10 green economy cities in China, the most potential financial ecological city, and the top ten characteristics of China.