Prof. Guangjie Han, IEEE Member, ACM Member, CCF Member, assistant to the dean of Hohai University College of Internet of Things Engineering，deputy director of the Institute of Internet of Things Engineering and Application and the deputy director of Changzhou Key Laboratory of Sensor Network. He is CCF Sensor Network Technical Committee Member, Jiangsu Computer Society Computer Security Committee Member, technical advisory specialist on Changzhou Intermediate People's Court, expert of Changzhou New Sensor Network Alliance, visiting professor of Guangdong University of Petrochemical Technology. Research area: sensor networks, cloud computing, green computing, intelligent sensing technology, etc.