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.
Dongxing District, which belongs to Neijiang City, Sichuan Province, is located in the central and southern part of Sichuan Basin and on the east bank of the middle reaches of the Tuojiang River. Dongxing District is bordered by Rongchang District to the east, Daan District and Longchang City to the south, Shizhong District to the west, and Zizhong County and Anyue County to the north. Chengdu-Chongqing Railway, Guangzhou-Chengdu Highway (National Highway 321) and Xiamen-Rong Expressway (G76) cross the border, 153km from Chengdu and 146km from Chongqing, with a total area of 1180.58 square kilometers. Dongxing District was once known as the "Sweet City" because of its rich sugar cane and developed sugar industry, and also known as the "hometown of calligraphy and painting" because of the emergence of the eldest son of Gongsun, the master of traditional Chinese painting Zhang Daqian, Zhang Shanzi, and the "news magnate" Fan Changjiang. At the end of 2019, Dongxing District has jurisdiction over 5 streets and 14 towns.