Due to the changes in the Yangtze River waterways, the implementation of the channel improvement project is influenced by various factors. To carry out the dynamic management is the intrinsic requirement of the channel improvement project. This paper presents the necessities of the application of dynamic management to the Yangtze River channel improvement project construction and management and gives a detailed analysis of its application through three successful cases, which may serve as reference for the implementation of similar projects in the Yangtze River waterway or other rivers.