Zhejiang Association for science and technology adheres to the digital reform to lead the group to comprehensively deepen the reform，give play to the role of open，hub and platform organizations，and create digital intelligence groups. Among them，“bridge the digital gap for seniors” and “group helping double reduction” have become an important window and platform for Zhejiang to use science popularization digitization to serve the people’s livelihood. This paper mainly analyzes the main methods of “bridge the digital gap for seniors”，Put forward opinions and suggestions on the digital construction of popular science，such as “highlighting demand orientation” and “reconstructing popular science business”.