Established in 2003, based in HongKong, Elecosn is specialized in the research, development and manufacturing of LED dispaly for advertising, rental, sportsand entertainments, and LED bulbs for indoor & outdoor lighting. We guarantee the high quality of our products. In addition, with above advantages, we are capabal to do products according to customerized innovations from design to manufacturing. Elecosn is enjoying good reputation in the world for the high quality of the products and it&＃039;s excellent after-sale service.