Study of Guangxi's Green Innovation Efficiency of High-tech Industries Based on Data Envelopment Analysis

In order to optimize the structure of high-tech industries in Guangxi and improve the economic, social and environmental benefits of Guangxi's high-tech industries, this paper innovatively measured and compared the green innovation efficiency of Guangxi high-tech industries in the past eleven years from the perspective of vertical. These results find that the average efficiency of green innovation in high-tech industries in Guangxi is high in the past eleven years, but the staff investment and capital investment are redundant in the past two years. In order to improve the green innovation efficiency of high-tech industries, and to promote the sustainable development of hightech industry in Guangxi, it is suggested to increase the cluster construction of green innovation industry, build a green innovation technology knowledge and information exchange and sharing platform, the production process and technology for green transformation, establish payment for ecosystem service.