长江是贯通我国东中西部三大经济区的水运主动脉,是我国最重要的内河航运主通道,素有“黄金水道”之称。长江干流横贯东西、通江达海,主要支流沟通南北,深入腹地,长江航运是我国综合运输体系中的重要组成部分,是连接和带动沿江省市经济发展的黄金纽带,在长江流域经济和社会发展 The Yangtze River is the aorta of water transport that runs through the three major economic zones in the eastern, central and western regions of China. It is the most important inland navigation channel in China and is known as the “Golden Waterway.” The mainstream of the Yangtze River traverses East and West, reaches the sea of ​​the Yangtze River, and its major tributaries communicate north-south and in-depth hinterland. The shipping of the Yangtze River is an important part of China’s comprehensive transportation system. It is a golden link that connects and drives the economic development of the provinces and cities along the Yangtze River. In the economic and social development