Nanjing is anciently known as Jinling and Jiankang, the capital of Jiangsu Province, a sub-provincial city, a megacity, and the core city of the Nanjing metropolitan area.

Nanjing Province is located in the southwest of Jiangsu Province, the lower reaches of the Yangtze River, is the Yangtze River international shipping and logistics center, the Yangtze River Delta radiation driven the development of the central and western regions of the country's important gateway city, is one of China's four ancient capitals.

It is an important birthplace of Chinese civilization, with "six dynasties", "ten dynasties," known as "the world's cultural hub," "Southeast The first study of the southeast" reputation.