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.
Yingjiang County, which belongs to Dehong Dai Jingpo Autonomous Prefecture of Yunnan Province, is known as "Mengla" in Dai language. it is located in the west of Yunnan Province and northwest of Dehong Prefecture, between longitude 97 °31 "98 °16" east and latitude 24 °24 "25 °20'N, bordering Tengchong City in the northeast, Lianghe County in the southeast, Longchuan County in the south, and Myanmar in the west, northwest and southwest, with a total area of 4429 square kilometers, accounting for 38.4% of the state's land area. The county is 153km away from Fumang City, 735km away from the provincial capital Kunming, 197km away from Myitkyina of Myanmar and 131km away from Myanmar. As of 2016, Yingjiang County has jurisdiction over 8 towns and 7 townships. In 2015, there were 81948 permanent households in the county at the end of the year, with a total population of 316990.