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.
Xiao County, a county under the jurisdiction of Suzhou City, Anhui Province, is located at the north gate of Anhui Province, at the junction of Jiangsu, Shandong, Henan and Anhui provinces, at the center of Huaihai Economic Zone, Xuzhou metropolitan area and the southeast edge of North China Plain. Known as the "thoroughfare of the four provinces", it is the node of the national implementation of overall strategies such as "Belt and Road Initiative" and "Central Plains Economic Zone" and the implementation of regional strategies such as "eastward development" and "revitalization of northern Anhui" in Anhui Province. It is bordered by Xuzhou in the east, Huaibei in the south, Lianfeng County in the north, Yongcheng and Dangshan in the northwest, Heze in Shandong Province, and Hanqiao District in Suzhou in the southeast, covering an area of 1885.3 square kilometers. Xiao County, known as Xiao Guo in ancient times, has a history of more than 6000 years of civilization and more than 3100 years of history of building the city. It is the birthplace of Han culture and filial piety culture. There are Jinzhai cultural sites, Huajia Temple sites and other Neolithic sites.