Quanjiao, Hefei South, Lu 'an, Hankou, Xiantao West, Jingzhou, Yichang East, Enshi, Lichuan, Shizhu County, Fuling North, Chongqing North, Hechuan and Tongnan reach Chengdu East Station.
I. Basic concepts
1. Nanjing, abbreviated as "Ning", was called Jinling and Jiankang in ancient times. It is the capital of Jiangsu, a sub-provincial city and the core city of Nanjing metropolitan area. It is an important central city in eastern China, an important scientific research and education base in China, and a comprehensive transportation hub approved by the State Council.
2. Nanjing is located in the east of China, in the lower reaches of the Yangtze River and near the river. It is the Eastern Theater Command of China, the shipping and logistics center of yangtze river international, an important national gateway city driven by the radiation of the Yangtze River Delta, and an important node city where the eastern coastal economic belt and the Yangtze River economic belt meet strategically.
Two. Tissue evolution
1. Nanjing Sun Yat-sen once commented on Nanjing: Nanjing is the ancient capital of China, before Beijing. Its location is in a beautiful area. Its land includes mountains, deep waters and plains. It's hard to find such a beautiful place in a world metropolis.
Historically, Nanjing benefited from its unique geographical location and extraordinary geomantic scenery. In the past, Nanjing suffered many wars, but it also rebuilt its prosperity from ruins and smoke. When China was occupied by foreigners and the Han nationality was about to suffer extinction, the Han nationality usually chose Nanjing to recuperate and aspire to the Northern Expedition and restore China.
Three. natural resource
1. Nanjing, located in the north subtropical zone, is the region with the richest modern plant resources and the most plant species in China. There are mountains, rivers and lakes, mild climate, rich and diverse wildlife resources, and its animal species are enough to represent the lower reaches of the Yangtze River. There are abundant wildlife resources, and the national protected animals that inhabit and breed are Chinese sturgeon, baiji dolphin, alligator, jianglu, finless porpoise, mandarin duck, long-eared osprey and short-eared osprey.
2. Nanjing is rich in mineral resources, and 54 kinds of mineral resources have been found in China. The reserves of iron, copper, aluminum, zinc, gold, silver, strontium and other minerals 15 rank first in Jiangsu, and 4 rank among the top six in China. Among them, the reserves of iron and sulfur account for about 40% of the province, and strontium ore is the first in Southeast Asia with high grade and large reserves.