[ Purpose/significance ] Domestic and international research on the protection of digital resources about intangible cultural heritage in recent years is reviewed. The intension and extension of the theory studying digital resources description and semantic reveal about intangible cultural heritage is further expanded, to provide new way to promote the development of digital technology as well as the heritage and spread of culture in this field in Chinese. [ Method/process ] Using information space theory, a comprehensive review of digital resources description and semantic reveal is conducted...