Yizheng is really a state. "It is really a state, and it will be the water in the southeast." Ouyang Xiu, a famous artist in the Northern Song Dynasty, described Yizheng in Zhou Zhen East Garden. Since Emperor Yangdi opened a canal to connect the north and the south, it has been known as "the first state in Huainan". Yizheng, which is exquisite and beautiful, is located on the north bank of the lower reaches of the Yangtze River, in the middle of Jiangsu Province, and at the geographical apex of the Yangtze River Delta. It is the center of Ningzhenyang urbanization and Shanghai three-hour economic circle. Since the Song Dynasty, immigrants from the Central Plains who gradually entered Yizheng have built this southeast fishing village into a prosperous and culturally prosperous Changlong county. From the Song Dynasty to the Ming and Qing Dynasties, Yizheng City has been playing the historical mission of "transshipment for half a day". In the Qing Dynasty, the grain and salt trade in the four provinces in the middle reaches of the Yangtze River was directly maintained, and Yizheng was also praised as "Lipu in the Southeast" by Li Hongzhang. Economic prosperity has brought about the convergence of humanities. Yizheng people are Lian Deng, scholars and top scholars, and a large number of cultural scholars have emerged, laying a profound cultural foundation and simple folk customs. Yizheng Linjiang, with a coastline of 27 kilometers. It is an important shipbuilding and port industrial base in Jiangsu Province. The Yangtze River and the Canal, G328 and G40 passing through the south-central part, high-grade highways along the Yangtze River, Ningqi Railway running through the north and south and S333 constitute a dense land and water transportation network. Runyang Bridge and Nanjing Yangtze River Fourth Bridge make Yizheng seamlessly connect with the south of Nanjing. The planned Nanjing Metro S5 Ningyiyang Intercity will connect with Jingtianlu Station of Nanjing Metro Line 2.