Shenzhen Lianjin Photoelectricity Co.,Ltd , a professional supplier who specialized in researing , developing , manufacturing and marketing full-color LED dislay , is established by proficient who are engaged in LED industry for many years .We have obtained ISO9001-2000 quality management system certificate ,such as CE,3C, ROHS and so on .We also own a lot of indepenfent core technology and sound management standard .