With the strong belief of advanced technique,the people in Tianchong has been working on the R&D system . By  the best use of human resource and long-term fellowship with several scientific research academy , many famous experts who work on optical design,structure , applied material have  been  attracted to Tianchong. We have learned and grasped the high level optical technique and created the advanced Multisurface Reflection Lamp and light tools . We have made rapid pro-gress to improve our research and development ability。