chengzhongquIntroduction：Introduction to the city: Chengzhong District (including Chengnan New District) is the birthplace of the ancient city of Xining in the center of Xining, the capital of Qinghai Province. It has a history of more than 2,100 years. It is the political, cultural and commercial information center of the province and a window for opening to the outside world. It is also a province and city. The party and government organs are stationed. The old town of Chengzhong District is bounded by the south and north streets of the garden, and is adjacent to the east of the city; the west is connected to the Nanchuan River, facing the west of the city; the north is the river, bounded by the north of the city, and the south is the middle of the county. The door is connected to the township, 24.3 square kilometers. After the implementation of the strategy of “expanding the district”, the region increased to 151 square kilometers. It includes 7 streets, 1 town, 28 communities, and 32 villages. By the end of 2012, there were 369,000 people, including about 47,000 people in agriculture and nearly 40,000 mu of cultivated land. The region is mainly composed of 28 ethnic groups including Han, Hui, Tibetan, Mongolian, Manchu, Tu, and Salar.