Topu Technology focus on CCTV products include digital video recorders(DVRs), high speed dome camera, waterproof IR cameras, dome cameras,mini cameras?hidden cameras and CCTV accessories. Our R&D team, with more than 10 years experiences, makes all efforts to develop sophisticated products. We stick to the principle of ?quality for growth, techology for development and service forever?. Our QC technicians inspect all our products before shipping. Our products have passed ISO9001 quality management system and international certificates such as UL, CE, FCC. We?ve established cooperation relationship with more than 40 countries in North America, South America, Western Europe, Eastern Europe, South Africa and etc. OEM is especially welcomed by overseas customers. We warmly welcome clients all over the world to contact us for more information, call, fax, email or chatting online with us now.