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.
Tengzhou, a county-level city under the jurisdiction of Shandong Province, is hosted by Zaozhuang City. It is adjacent to Shanting District in the east, Xuecheng District in the south, Weishan County in Jining City in the west, and Zoucheng City in the north. It is between 116o 49km east longitude 117o 24km east longitude, 34o 50km north latitude and 35 °17' north latitude, with a total area of 1495 square kilometers. Tengzhou, in ancient times, is the land of the three Kingdoms and Wuyi and the state of prosperous culture. The archaeological excavation of the site of "Beixin Culture" dating back 7300 years shows that it is one of the birthplaces of the earliest civilization of the Chinese nation. Tengzhou is the hometown of Mozi, the founder of craftsmen, Xi Zhong, Meng Changjun and Mao Sui. In addition, during the Zhenguan period, Li Yuanying, the younger brother of Tang Taizong Li Shimin, was once named King Teng in Tengzhou, Shandong Province, and built a pavilion named "Teng" in Tengzhou.