The key enterprise of Jiangsu Tongguang Group, Jiangsu Tongguang Communication Co., Ltd. (Tongguang Communication) owns first-class facilities purchased from many other advanced countries, such as USA, the UK, Austria, and Japan etc. The annual output of Tongguang Communication is 2 million cores kilometers.Tongguang Communication occupies 500,000 square meters land, and nearly 400 personal are working for it. Among them, technicians accounts for 81.8%, and there are 6 postgraduates, 3 experts enjoying subsidies of State Department and 161 engineers. All the Key operators have received systemic training at abroad, and they are capable of designing and directing professionally many kinds of cables, such as central tube cable, stranding cable, ribbon cable, OPGW, ADSS, submarine cable, indoor cable and outdoor cable etc. They have already accomplished more than 600 scientific research items.Depending on Sci-tech innovation, Tongguang Communication have developing new technology and products, exploring more development areas, and promoting the win-win cooperation with clients, Tongguang Communication has established long-term and friendly cooperation with China Telecom, China Unicom, China Mobile, China Netcom, China Railcom, and State Power etc. Tongguang cable is applied in series of domestic projects, such as Beijing Television Net Project, Shanghai International Conference Center Cable Projects, Beijing-Guangzhou Arterial Line Cable Project, Guangzhou Military Area National Defense Arterial Communication Line Cable Project, Hunan Electric Power Communication ADSS Project, National Power Guangzhou-Beijing-Shanghai Arterial Line Projects, and China Mobile Jinan-Qingdao-Yantai Arterial Line Project etc, besides its wide usage in the projects for big carriers, such as China Telecom, China Unicom, and China Mobile etc. and specific nets of army, electric power co., radio and television bureau. Tongguang cable of good reputation are not only popular domestically, but also exported widely to other countries, especially in southern-east Asia.Tongguang Communication has been endeavoring in the promotion of products quality and has established the domestic biggest Inspection center, so as to guarantee effectively the quality of products. Tongguang Communication has been awarded the title National Enterprise with Products Free of Inspection, and also has won the praise as China Top 100 Enterprise on Electronic components. Tongguang Communication has been making great efforts for the development of optical communication industry.