[Purpose/Significance] Information disclosure is an inevitable requirement for the response to public health emergencies and the construction of a transparent government. Its disclosure way has a very important impact on the public's timely, comprehensive and accurate access to information. [Method/Process] Firstly, through literature review and public interview, combined with national information disclosure regulations, 17 major ways of public health emergency information disclosure were sorted out. Second, the public needs were collected based on the questionnaire designed by Kano model, and the public needs were divided into four categories according to the maximum frequency method. Then, based on the hierarchy of needs analysis, mixed class analysis and Better-Worse analysis, the way of information disclosure is deeply explored. [Result/Conclusion] Through demand level and mixed class analysis, government websites, Weibo, SMS, TV rolling subtitles and important news push are necessary requirements; short video, media platform, radio, TV, information bulletin boards and electronic information screen are attractive demand; the government's official WeChat account, press conference and government hotline are public expectation requirements; Weibo, SMS, TV rolling captions and important news push are mixed requirements. Finally, the importance and priority of various project elements from the Better-Worsedimension are analyzed. This study provides a basis for the selection of public health emergencies information disclosure methods, and is of great significance to further improving the information disclosure mechanism of public health emergencies.