Yangtze digital waterway construction is a comprehensive information engineering,and is completed through a number of fusion technology designs.This paper describes the main frame and the goal of the Yangtze digital waterway construction,and gives the in-depth analysis and research from the communication situation,monitoring technology,intelligent traffic command and implemented in the technological development phases.This paper argues that the construction of the Yangtze digital waterway should at first solve the digital information silos,improve GIS platform construction quality,technologically dynamic tracking,continuous change management ideas,and puts forward countermeasures for the digital channel construction design,construction and overall progress.