Taking the tourism cultural planning of Tonggu ridge in Hainan as an example, this paper expounds the expression techniques of tourism cultural planning in detail in terms of copper drum sculpture, architectural design, landscape sketches, tourist commodities, tourist signs and tourism performance, which according to the natural environment, climate and humanistic characteristics of Tonggu ridge. The cultural planning of Tonggu ridge scenic area not only pays attention to the continuation of regional cultural characteristics and historical context, but also scientifically uses modern design techniques and combines architectural materials to inherit and develop regional culture.