Objective/Significance To summarize the relevant policies, practical applications and promotion effects of hospital information systems (HIS) on the cloud in China, to analyze national policy orientation and application status, so as to put forward reasonable proposals on the next action and promotion strategy.Method/Process Relevant policy documents and applications of HIS on the cloud are retrieved from national and provincial government websites in China,and the policy development rules and opportunities and challenges faced are summarized.Relevant articles published from 2010 to 2023 are searched on CNKI to summarize the concrete practice of HIS on the cloud.Result/Conclusion It is suggested that hospitals with existing conditions can make full use of the current national policy dividend and actual business expansion needs to migrate to the cloud as soon as possible, and relevant departments should also issue more targeted development strategies and supporting implementation guidelines to specifically guide hospitals to migrate to the cloud scientifically, effectively and safely, so as to accelerate the generation of new forms of medical industry and fully meet the needs of public health care in the new era.