Researches on tourism development of intangible cultural heritage were introduced,and market gaps in the tourism development of intangible cultural heritage in ruralminority areas of China were proposed.On the basis of investigation and interview about Kasidawen in Heishui County the author participated in,a National-level Intangible Cultural Heritage,interview and questionnaire survey were adopted in this study,and the following problems were concluded:tourists having only limited knowledge about tourism development of Kasidawen;multilayered demands of tourist market;intangible cultural heritage of Sichuan Province as a whole is not widely-known because of insufficient publicity;tourists preferring tourism products that they participated in.Characteristics of intangible cultural heritage in Heishui County were summarized as strong national characteristics and unique cultural heritage,on the basis of which the "Kasidawen-based" Tourism Development Mode was proposed to change its present condition of "having only natural landscapes but no cultural connotation",and improve the cultural taste and level of tourism development in Heishui County,by arranging cultural functions and industries from the perspectives of both hardware and software facilities,and taking other types of resources as the supplement,useful theoretical references were given for rural tourism development of intangible cultural heritage inminority areas of China.