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In this paper, the SBM-DEA model of data envelopment analysis is used to study the technical efficiency, pure technical efficiency, scale efficiency and scale of technological innovation research and development and transformation process of high-tech industry in Shandong province. The aim is to promote the rational and efficient development of high-tech industry in Shandong province. The results show that the technical efficiency of two stages of technological innovation in Shandong Province has improved year by year, but the scale efficiency has weakened year by year, and the technical efficiency hasn’t improved obviously. The study also found that the technical R & D phase of technological innovation in high-tech industry in Shandong Province is now in a state of diminishing returns to scale. After 2009, the four major industries are all in this state. Keywords—high-tech industry; technological innovation efficiency; two stages of technological innovation; SBM-DEA model

The Research of Technology Innovation Efficiency of High - tech Industry in Shandong Province Based on SBM - DEA Mode