In view of the problems of insufficient depth in data fusion and intelligent application of unmanned aerial vehicle and unmanned vessel data in the Yangtze River trunk digital production business system,efficient data transmission,multi-source data fusion technology,and key channel element target recognition and dynamic behavior detection analysis technology are adopt to conduct research on fusion and intelligent application of unmanned aerial vehicle and unmanned vessel in digital channels.The development of an intelligent perception and recognition analysis module for channel elements is completed on the basis of unmanned aerial vehicle and unmanned vessel data,as well as the development of an auxiliary decision-making module and intelligent data terminal for digital channels.These developments enhance the auxiliary decision-making functions of channels are enhanced by these developments,and the intelligence of auxiliary decision-making is improved.An intelligent application model for unmanned channel patrols is built,and integrated and intelligent applications of unmanned aerial vehicle and unmanned vessel in the Yangtze River channel are achieved.