Under the development of modern computer technology, virtual reality technology is becoming increasingly mature and is applied in various fields. In the construction process of minority dress museum, through the use of virtual reality technology, it is possible to virtualize minority dresses, use the advantages of virtual reality technology such as immersion, interactivity, multi-sensory, etc., clarify the design positioning, improve the shared data resource base, build virtual reality guided tour exhibition system, and develop and promote the virtual cultural and creative products to promote the digitization construction and development of the minority dress museum. Development of the Museum of Ethnic Minority Costumes.