We have designed a multi-functional indoor skiing virtual training system, which is an innovative virtual reality (VR) application, designed to provide skiers, professional skiers and ski instructors a highly realistic skiing experience, and provide them with a variety of functions and training options, not only to achieve indoor skiing, but also to allow users to immerse skiing experience. The following are the main features of the system and the description of the works: (1) Real skiing experience: This set of virtual skiing equipment simulates real skiing movements and skiing scenes through advanced technology, so that players can feel the pleasure and fun of skiing. (2) Immersive interactivity: This set of virtual skiing equipment adopts virtual reality (VR) or augmented reality (AR) technology, and allows players to interact with virtual skiing scenes through other interactive equipment such as head-mounted devices, handles or skiers. Immersive interaction. (3) Diversified ski scenes: This set of virtual ski equipment can provide a variety of ski scene options, such as snow mountains, snow parks, forests, etc. Each scene can have unique terrain and obstacles, increasing the challenge of skiing And fun.