The marine industry plays an important role in promoting the development of the blue economic zone, and the study of the operating performance of marine industry is of important practical significance. Using DEA method, this article measures the operating performance of marine industry in the blue economic zone. On this basis, using Tobit model, it analyzes the factors influencing the operating performance of marine industry. The results show that the industries of high carbon emission performance are basically the industries of high energy consumption, high emission and high pollution; the level of economic development and the number of important technological achievements can both significantly increase the pure technical efficiency; the sustainable environmental carrying capacity and the number of employees are conducive to improving the technological progress index and overall efficiency; the level of social infrastructure plays a role in promoting the overall efficiency, but the role is not obvious.


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