SHENZHEN SDG INFORMATION CO., LTD.(SDGI), founded in 1988, is one of the earliest Hi-tech enterprises in China, devoted to R&D and manufacturing of optical fibre and cable, optical distribution network equipment and communication equipments. Top 5 in domestic outdoor cable industry. Top 4 in domestic power optical cable and indoor optical cable industry. Top 10 competitiveness enterprises in the optical fiber and cable, optical communications, optical transmission and network access equipment field of China. The largest optical cable production and R&D base in Southern China. The largest optical cable production capacity in a single produce plant in Northern China.
