Abstract:Based on the relevant data from nine representative provinces and municipalities which represents the development of Internet of Things (IoT) industries,this paper attempts to construct an evaluation index system of the Internet of things industry technology development,and uses Malmquist index method to make a dynamic evaluation of the domestic IoT industries technology research and development efficiency from 2007 to 2013 . According to the study, the domestic efficiency is relatively low, and the degree of study among different areas is imbalanced. Technical recession is the main reason for the low efficiency of IoT research and development.