AVD TECH(Guangzhou) Electronic Co., Ltd. Is one of the leading CCTV, DVR and CCD manufacturer in China mainland. We have been in this line since 2003, our company have gained a good reputation for experienced, quality products and good after-sales service. Our product range includes: CCTV Camera, DVR, Standalone DVR, Box camera, Dome camera, Weatherproof camera, Miniature camera, Spy CCD camera, IP camera Car-rear-view camera, Zoom camera, wireless camera, Day/night Color camera, high-speed-dome and digital camera etc.