Purpose/SignificanceTourism plays an increasingly prominent role in promoting regional socio-economic development. Taking the transformation of tourism informatization in Guizhou as the research object, this paper provides theoretical and practical support for the adjustment and optimization of tourism resources by managing tourism data and exploring tourists' expectations.

Method/Process By overviewing, mining and managing the tourist big data, it provides possibility for analyzing the distribution, transformation and processing of the tourist big data in Guizhou, and also provides suggestions for the development of information transformation of tourism and the tourist big data in Guizhou.

Result/Conclusion It willpromote healthy tourismand sustainable development inGuizhou by integrating tourist big data with wisdom tourism, mining and analyzing the relationship between tourist data and tourists' behavior, perfecting data mining, management, processing and collation, discovering tourists' value preferences and content expectations, and clarifying the development direction and improvement measures.