1, Datong, formerly known as Yunzhong and Pingcheng, is a prefecture-level city in Shanxi Province, one of the central cities in the border area of Shanxi, Hebei and Mongolia, and an important comprehensive energy base approved by the State Council. As of 20 18, there are four districts and six counties in the city, with a total area of 14 176 square kilometers and a built-up area of 202.74 square kilometers. According to the bulletin of the seventh national census in Shanxi Province, as of 0: 00 1 1 on June 2020, the permanent population of Datong City was 3 10559 1.

2. Datong is located in North China, North Shanxi, the center of Datong Basin, the junction of Shanxi, Hebei and Mongolia, and the northeast edge of the Loess Plateau. It is actually the barrier of the whole Shanxi, the gateway to the north and the throat of Shanxi, Hebei and Mongolia. It borders the Great Wall in the north and Wulanchabu City in Inner Mongolia. It is a sub-central city in Shanxi Province, a battleground for military strategists in past dynasties, and is known as the "northern lock key". Datong is one of the first national historical and cultural cities. It was once the capital of the Northern Wei Dynasty, and Liao and Jin were the capitals. There are many historical sites in this area. The famous cultural relics include Yungang Grottoes, Huayan Temple, Shanhua Temple, Hengshan Hanging Temple, Jiulong Wall and so on. It is one of the first batch of 13 big cities in China, one of the nine ancient capitals in China, a national new energy demonstration city, an excellent tourist city in China, a national garden city and a national double-support model city.

3. Datong is one of the largest coal energy bases in China, the national heavy chemical energy base, and the midpoint of Shenfu, Zhungeer emerging energy zone and Beijing-Tianjin-Tangshan developed industrial zone. Known as "Phoenix" and "China Coal Capital". 20 19, 19 was selected as the national pilot city for urban medical complex construction on August 3rd.