Barrier-free information construction has not been included in the information disclosure system for public emergencies in China.This makes it difficult for obstacle groups to obtain government information timely.By contrast,social forces,sign language videos and online accessible mini programs all give quick responds,which to some extent,bridge the information gap during the pandemic.This phenomenon is caused by the insufficient construction of information accessibility within the legal system,and the lack of popularization of accessibility concepts.The corresponding departments should improve the legal system of information accessibility by incorporating it into the information disclosure system for public emergencies in China.This will speed up the construction of modern public cultural service systems,promote the development of TV sign language hosting,and improve awareness of accessibility in science and technology to promote the design standards and principles of network accessibility and improve the dissemination of barrier-free information,hence meeting the information needs of barrier-free groups for major public emergencies.