SHENZHENJINXIANGSECURITYTECHNOLOGYCO., TTD is composed of four factories and one service department in charge of import & export, quality control, market research, `R&D. Two of them are specialized in all kinds of security and protection, such as CCD, CMOS, CCTV, Vandal Resistant Dome Camera, Mini High Speed Dome Camera, Pan / Tilt Camera, Indoor Dome Camera Housing, B/W Smoke Detector Case Camera, CNB Integrative Camera, All In One 2 Inch Fixed Dome Camera, Vandal Proof Dome Camera, Dome High Resolution Color 1/3Super HAD CCD Camera (With IR CUT Filter), together with relevant accessories. Car alarm system, Home guard system, Electric Bicycles alarm system, Motor cycle alarm system. And the another mainly make many kinds of DVR series, such as PC type DVR, stand alone DVR, car type DVR and like those.