Abstract:The continuous deepening of intelligent water affairs brings new opportunities and challenges to management, technology, mode, research and development ideas, etc. It gradually promotes the development and transformation of water affairs from environment governance to the direction of service platform construction, so as to promote the promotion of information technology, service and management of Shanghai Water Affairs Bureau. By using the water cloud management service platform, the platform informatization mode is implemented as “three horizontal and one vertical”, that is, infrastructure cloud, data cloud, application cloud and resource management system, and the core components are constructed to gradually deepen and match the existing management mode, so as to achieve the purpose of innovation and development of information management and service capacity of water industry units.