Immersive virtual reality system is a kind of virtual reality display system based on fully immersive, man-machine interaction and tracking system is a kind of based on multi-channel visual synchronization technology, three-dimensional plastic correction algorithm, cavernous visual collaborative environment of stereo display technology, the system to provide a room the size of all (or) six sides cube projection display space, for many people to participate in interaction, All participants were completely immersed in a virtual simulation environment surrounded by three-dimensional scenes. With the help of corresponding virtual reality interactive devices (such as data gloves, force feedback devices, position tracker, etc.), participants could obtain fully immersive three-dimensional interactive experience.