Along with the popularization of network, travel decisions have been relying more on the network. This article attempted to study , the role of network in the new generation of tourism decision-making and the behavior of tourists and sum up the investigation and analysis of the literature. In addition, , based on the analysis of various factors that affect tourists’ travel decisions, the study focussed on analysing the significance of Internet information services and its features with its various influences on tourists’ travel decisions along with the evaluation of the intensity of the effect of each impact factor. This article attempted to explain the relationship between Internet tourism information service and tourists travel decisions, and the impact of the development in the Internet tourism information service on tourism. The study on the marketing and tourism companies has practical significance. It was concluded that information on travel websites in China should be organized in such a way as to attract more tourists, and to have good viewership and therefore productive values. . This article can provide useful suggestions for tourism enterprises, tourism operators and tourists and can also enlighten them.