As a basic research work, comprehensive evaluation of land space ecosystem can effectively evaluate the ecosystem service function and ecosystem sensitivity, and provide basic support for the identification of land space ecological restoration issues, ecological restoration pattern and the delineation of key areas. Based on the analysis of the types and spatial distribution of the ecosystem in Laizhou city, a comprehensive evaluation of the ecosystem service function and ecological sensitivity in Laizhou city has been carried out. Prominent ecological problems have been studied. It will provide support for the preparation of land space ecological restoration plan.