Research on oral history of inheritors of Xiangxi bamboo weaving intangible cultural heritage 并列题名：Research on oral history of inheritors of Xiangxi bamboo weaving intangible cultural heritage Research on revaluation of culture and preservation of intangible cultural heritage Research on the virtual visualization of intangible cultural heritage Research on the classification and storage of information resources of intangible cultural heritage Research on legal protection of intangible cultural heritage Research on the digitization of intangible cultural heritage 并列题名：Research on the classification and storage of information resources of intangible cultural heritage Research on the legal protection of intangible cultural heritage 并列题名：Research on revaluation of culture and preservation of intangible cultural heritage