Abstract With the development of tourism industry of seashore (island) resorts in china, Zhoushan Archipelago of Zhejiang province will become an important travel destination of eastern coastal area. But the tourism spatial structure of Zhoushan Archipelago is unbalanced at present and has restrained the development. This paper studies on the characteristic and the driving mechanism of evolution mechanism of the tourism spatial structure of Zhoushan Archipelago, proposes that the spatial integration should be implemented progressively, and then points out the way of integration lies in step-type development of tourism spatial structure, in order to form the tourism plate of east China sea, finally the author sums up the influential factors and countermeasures of integration.