Shenzhen Hong Tai Dian Technology Co.,Ltd was established in 2007 which is an enterprise integrating technology research,manufacturing ,sales and service of CCTV power supply (including switch power supply and linear power supply ) and security system with headquaters located in Shenzhen of China.With strong R&D ability, ten engineers who ever worked for ZTE and Foxconn, can release new products to continuously widen your choices. As for your customized design, it merely takes 15 to 30 days to get them ready. All our products are tested strictly under high voltage and aging tests. conforming CCC(3C certification),UL(U.S),CE/TUV(Europe),T-MARK(Japan),GS,CSA and CEMC. And all finished products are tested once again, prior to delivery. All our products are with one-year warranty.Our motto is to “Maintain our leadership in technology” and “ Ensure ethical business practice and customer’s satisfaction”. .