To achieve the "three transformations" of marine disaster prevention and reduction, improve the marine ecological environment, enhance the level of marine resource supervision, promote modern fishery construction, and expand the blue economic space, the smart ocean platform is built with thorough perception of marine information, full data sharing, and intelligent application services as the mainline. The platform includes five core areas: marine disaster prevention and reduction, ecological environment, sea areas and islands, fishery and fishery administration, and industry services. It aims to enhance marine awareness and management capabilities, promote the transformation and upgrading of the marine economy, enhance scientific and efficient government management, and provide convenient and universal services, creating a safe, beautiful, and prosperous ocean.