Car mp3 ,mp4, mp5 player, 110v electrical appliance, power adaptor, dc power, ac power transformer, pressure-steady dc power
Dong guan harmony power science and technology co., ltd which established in 2007 is a professional enterprise to research and develop the digital and power products. our main products are car mp3/mp4/mp5 player,110v electrical appliance,power adaptor, dc power, ac power transformer, pressure-steady dc power etc. the products were ccc and ce certificated with strict product procedure and believable quality.