In the era of knowledge economy, knowledge has become the strategic resource of toursim enterprises. And then, Knowledge management is the inevitable development trends of modern tourism enterprises. Under a highly competitive circumstances, The toursim enterprises must vigorously promote their own competitiveness. In this paper, the current domestic market circumstances of tourism enterprises was firstly analized, as well as the obstacles of the development of tourism enterprises in our country, lastly, Some strategies were provided to enhance the competitiveness of the tourism enterprises from the perspective of knowledge management.