DG Video founded by a group of experienced superb technical experts of CCTV field, it has the power to make innovation for CCTV visual, as the strong R&D engineer experts group ,the chief engineer has more than 40 years? experience for video field, awards allowance from the State Council of China, with strong R & D capabilities and rich market experience, we are proud of innovative products, stable quality, reliable after-sales, and for years? effort, DG products have exported to Southeast Asia, the Middle East, Europe, North and South America, Africa, DG?s spirit for long term business and take every customer as partner has already made DG a good reputation all over the world, to make DG video a Century-old enterprise, we always do our best !