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.
Longzhou County, a county under the jurisdiction of Chongzuo City, Guangxi Zhuang Autonomous region, is located in the southwest of Guangxi, 200km away from Nanning, Jiangzhou District of Chongzuo City to the east, Ningming County and Pingxiang City to the south, Daxin County to the northeast, and Vietnam to the northwest. it is rich in heat, abundant rainfall and sufficient sunshine, with a total area of 2317.8 square kilometers, five towns and seven townships, with a total population of 272287 in 2017. Longzhou, an important border defense town, is a famous historical and cultural city of border trade with many years of history, with Shuikouguan in the west and Pinggeguan in the southwest. In the fifteenth year of Guang Xu (1889), Longzhou was established as a land trade port, which was the earliest trade port opened to the outside world in Guangxi. Longzhou is the revolutionary resort of Zuojiang led by Communist Party of China. On February 1, 1930, in Li Mingrui and Yu Zuoyu