Shenzhen SDG Information Co. Ltd is mainly engaged in the high technology industry. The company's key products include optical fibre, optical cable, digital and communication equipment and electronics. Products of the company's optical fibre division include average fibre, indoor fibre, belt fibre and special fibre. Products of its communication division include network transportation equipment and system and other automatic equipment. Products of its electronic components division include various types of middle and high voltage aluminum electrolytic capacitors and other special capacitors. Shenzhen SDG Information has established a joint venture company with Alcatel and Daraka named Draka Comteq B.V.products.