certificate

Major invention patents：

        ZL 2015 1 0266307.0 A fully transparent luminous road sign ；          

        ZL 2012 1 0007275.9   Fabrication Method of Real Panoramic Reflective Film ；          

        ZL 2012 1 0323453.9  Automatic Induction Early Warning Sign for Water-logged Section；       

        ZL 2016 1 0110267.5  A Reflective Film with Internal Transparent Microprism and Its Production Process ；        

        ZL 2015 1 0357421.4 A Light-guiding Reflective Film Plate and Its Fabrication Method.

Industry-University-Research Cooperation：

        Joint Innovation Technology Laboratory, School of Communications, Southeast University;                 

        Nanjing Forestry University, Hehai University, Shanghai University of Applied Technology, 

        Shanghai Jiaotong University and Taiyuan University of Science and Technology Graduate Joint Training Base;                           

        Production-University-Research Cooperation Base of Intelligent Transportation Safety Task Force of Tongji University；                                       

        Tsinghua University, Beijing University of Technology and Huazhong University of Science and Technology cooperate in traffic safety research.