This project aims to design and develop a virtual sports gymnasium roaming system and scene interaction system. Design sports venues, divide the virtual area, enter the area for specific sports, basketball area, tennis area, fitness area. The project adopts HTC-vive development and collects gym sports models. Using 3DMax for scene modeling and fine modeling of small objects such as balls and rackets; Construction of UI interface and design of graphic information; Data interaction and information analysis for sports data; AI intelligent interactive design, scene area switching, etc. Scene packaging test, PC version design; Functional repair. Using Unity3D for development, the use of Unity3D software and related plug-ins to assist the completion of the project, functional interaction is smooth, the material using network media pictures and related videos.