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Xu Xiaoyun PhD graduate student, Economic faculty, Belarusian State University, Minsk Korotkevich Alexey Ivanovich PhD of Economic Sciences, Head of the Department of Banking, Belarusian State University, Minsk DOI: 10.31618/asj.2707-9864.2020.2.42.44 Abstract. This article uses DEA data envelopment analysis method, combined with Malmquist index, through the analysis of China's high-tech industry scientific research input and output data from 2008 to 2018, obtained the Malmquist index of comprehensive innovation efficiency of China's high-tech industry in the past 10 years, then analyzes the efficiency of technological innovation in China's high-tech industry, and puts forward optimization and policy recommendations.

MEASURING THE EFFICIENCY OF TECHNOLOGICAL INNOVATION IN CHINA'S HIGH-TECH INDUSTRY BASED ON THE DEA-MALMQUIST INDEX METHOD