Industrial asset full space-time positioning method and system based on identification discovery service

The invention discloses an industrial asset full space-time positioning method and system based on identification discovery service. According to the invention, through fusion of industrial internet identification and positioning technologies, unique identification is carried out on industrial assets, positioning equipment and other objects related to the industrial assets through an equipment management platform, an identification mapping relation is established for storage of full space-time positioning information in a circulation process, and the positioning information is stored in a corresponding asset positioning data server. A national industrial internet identification analysis system is requested to understand a discovery service address corresponding to the identification, and position information of positioning data storage is registered to a corresponding discovery server, so that a complete data chain of industrial asset positioning data is established. When asset positioning information query i