In China’s high-tech industry development, there exist regional scale and regional performance differences, of which the latter will influence resource allocation in regional high-tech industry and upgrading process of industrial structure.1 Hence, the article conducts a systematic research of measurement and convergence analysis in development performance of China’s high-tech industry. The article contains two main research parts. First, in terms of measurement, by adopting the Malmquist index methods, the article measures the comprehensive ...