The work designs the Shanghai Museum's digital cultural museum guide app in the form of video. Through the secondary creation of cultural relics prototypes, the layout design of the app interface is carried out, such as giving priority to the recent exhibitions of the museum, tracing the historical development and introduction of museum collections, and AR three-dimensional technical means of cultural creation shops and cultural relics. The team also designed a cultural relic jigsaw interactive mini-game for the collection, which aims to improve the cultural relic enthusiasm and interactive experience of visitors and incorporate some cultural relic features. The combination of museum cultural creation and digital interaction provides ideas for the active construction of digital museums.