The invention relates to a comprehensive tourism information service multimedia platform. The comprehensive tourism information service multimedia platform comprises a handheld intelligent terminal client, an operator management system, an operation management system, a tourism service provider application system and an interface system. The platform is built in a communication operator IDC (Internet Data Center) machine room, and docked with an existing business system through a special optical fiber network and a tourism sector. Management personnel of project operation accesses the operation management system directly through an operator Intranet, judges a location of a tourist through a positioning system and data of the operator management system, and pushes tourist tourism service system information and a download address of the handheld intelligent terminal client in time. Position coordinates of scenic regions, scenic spots, even tourism service merchants are acquired through a GPS (Global Positioning System) positioning technology. The tourist is guided in tourism through multinational voices and characters, so that precise pushing of tourism information such as accurate tourism routes, scenic regions, scenic spots, ticket services and tourist flow analysis around the current position is realized, and guidance and recommendations of intelligent traffic information are realized.