The work aims to explore a new path for the digital development of Miao silver forging skills in Western Hunan and think about the new way to highlight the contemporary value of intangible cultural heritage, so as to protect, inherit and make good use of Miao intangible cultural heritage. By summarizing the development status and inheritance crisis of Miao silver forging skills in Western Hunan, the advantages of inheritance thought brought by virtual simulation technology are put forward, the three-dimensional modeling technology is used to restore Miao silver forging tools and process flow, the Unity 3D technology is adopted to build interactive exhibition hall of Miao silver forging skills, the Internet is employed to display and spread skills. The digital interactive virtual simulation design of Miao silver forging skills in Western Hunan breaks through the space-time limitation of cultural inheritance and communication. In addition to enriching the recording forms of Miao silver forging skills, broadening the communication channels of skills and expanding the group of skills inheritance, the extension of cultural communication in the level of audience consciousness is realized, the cultural interaction is promoted, and the creative transformation and innovative development of intangible cultural heritage are effectively boosted.