Network commentary is the external projection of the tourists' subconscious to the consumption preference and tourism demand, which is of great significance to the study of tourism behavior and tourism decision-making.The paper chooses the Mountain of Flames scenic spot in Xinjiang as a case, through the empirical analysis of the network commentary of the scenic spot, excavates the tourism perception essence, the tourist behavior characteristics and the preference.The results show that:from the tourist point of view, the tourists have a good sense of mountain, the most mentioned words of tourists are“temperature”and“Journey to the Westward”; from the destination point of view, the satisfaction of tourists is directly related to the attraction factor of destination.It is suggested that scenic spots should be upgraded from four aspects, such as developing tourism items, refining scenic spot management, optimizing traffic conditions and innovating marketing mode.