uvision technology co., ltd. (uvision) is a hi-tech enterprise specializing in developing, manufacturing and marketing cctv systems in china mainland. our main lines include cctv cameras, dvr stand alone, dvr boards and advanced network servers..strict quality control is the root of our company moving on. strong research and development ability make us walk at the head of security field. we have never stopped improving production procedures, upgrading product designs, modifying functions to enhance our competitiveness in the industry. especially our customer-cared warranty and on-time delivery policy can remove all your concerns about buying from overseas. all our materials are tested before being sent to assembly and all finished products are tested by our qc for stable quality..so far, uvision has provided services for customers in over 35 countries of the world. you can find our long-term partners in north america, south america, europe and the middle east.e on! join us today