Abstract:From the view of the Smart Water Conservancy critical infrastructure, this paper describes the overall structure of Jiangsu water resources data center, and discusses several key technologies for constructing the water resources cloud data center, including distributed cloud architecture, data sharing and access, business support platform, application integration and cloud security, summarizes the typical applications based on water resources cloud platform. This paper provides reference for building provincial water resources data center and infrastructure of water resources and utilities informatization. It summarizes experience for realizing the target of basic water information platform.