Puwell Technologies Co., Ltd., devote to laser and infrared technology research and development since its establishment 2003. We not only have our own powerful research and design team, but also cooperate with Institute of Photoelectronic Technology, Zhejiang University closely to facilitate its research to production. Recently we have many patents in self-designing and manufacturing the Sagitta 360° panoramic camera (surveillance camera, security camera), visual server, solid laser, large scale photoelectric theodolite, laser imaging leakage detector.