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.
Yunlong County, located in the longitudinal valley of the Lancang River in western Yunnan, is the joint of Dali Bai Autonomous Prefecture, Baoshan City and Nujiang Prefecture. It is connected to Eryuan and Mianyuan County in the east, Yongping County and Baoshan City in the south, Lushui City in the west and Jianchuan and Lanping County in the north. With a total area of 4400.95 square kilometers, the basic topography is high from east to west and low in the middle, gradually decreasing from north to south. It is a mountainous terrain, with Chongshan Mountains, Panshan Mountains and Qingshuilang Mountains arranged in the south-north direction from west to east, accounting for more than 90% of the total area of Yunlong County. On September 25, 2018, he won the honorary title of "2018 e-commerce into rural comprehensive demonstration county" of the Ministry of Commerce.