Main Article Content
To a considerable extent, the innovation ability in China's marine filed is determined by the innovation efficiency of marine enterprises. In this paper, 51 marine listed companies taken as the samples are conducted with calculation and measurement of innovation efficiency by using Malmquist index, so as to analyze the internal and external factors influencing the innovation efficiency of marine enterprises by building the regression model. The results show that the government subsidy as an external factor has no significant impact on the innovation efficiency of marine listed companies; in terms of internal factors, employee educational level has a positive impact on enterprise innovation efficiency, and the enterprise R & D investment has no significant impact on total factor production of innovation efficiency. Therefore, with the perfection of government subsidy policy by our country, marine enterprises should focus on the using efficiency of R & D investment and strengthen talent construction, so as to promote the improvement of enterprise innovation efficiency.