Frontier researches on presentation and communication of intangible cultural heritage Global studies on digital communication of intangible cultural heritage Empirical research on trademark protection of intangible cultural heritage Research on the virtual visualization of intangible cultural heritage 并列题名:Research on the virtual visualization of intangible cultural heritage Study on the communication of intangible cultural heritage Research on legal protection of intangible cultural heritage Research on the digitization of intangible cultural heritage Research on the legal protection of intangible cultural heritage 并列题名:Research on legal protection of intangible cultural heritage