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.
Baota District, known as Yanzhou in ancient times, is located in the northern Shaanxi Province and the hilly and gully region of the Loess Plateau in northern Shaanxi. It is known as "Qin important area" and "plugged throat". The Xia Dynasty belonged to Yongzhou, it was successively under the jurisdiction of Di, Jin, Wei and Qin in the Spring and Autumn and warring States period, and it was established in the Han Dynasty, Yanzhou or Yan'an House in the Sui and Tang dynasties, and Fushi after the Song Dynasty. After the Republic of China, it was renamed Yan'an County. In 1937, the Central Committee of the Communist Party of China entered Yan'an and established Yan'an City, which is the seat of the government of the Shaanxi-Gansu-Ningxia Border region. In December 1996, Yan'an withdrew to set up the city, and Yan'an was renamed Baota District. It is the seat of the Yan'an Municipal Party Committee and Municipal Government, and it is the central city of Yan'an. The total land area of the region is 3556 square kilometers, with a registered population of 481200 (2017) and a resident population of 491800 (2017). It has jurisdiction over 9 towns, 4 townships and 5 cities.