The evaluation of the tourists on tourism products in scenic spots mostly starts with hardware construction and software service, however, from deep experience perspective, the really influencing tourist satisfaction is only the core value of tourism products. the evaluation of tourists on the core value of tourism products can be conducted from such three levels as perception, understanding and participation (the experience of “three”). Perception, which indicates that tourists apperceive the method and contents of tourism products in the scenic spots, is the guide and basis of experience, understanding is the experience of the utility and purpose, which shows progressive feature and which is integrated perception for the products, participation means the tourists can participate in more value experience, which is optimum state of deep experience and which shows homogeneity feature.