Changguang (China) Co., Ltd . is the optical communication,Internet ,new material,electronic information as the core of investment holding group .There are three wholly owned subsidiaries in  Jiangsu, Shanghai,Shenzhen. The Group has production facilities and marketing center in Pakistan, Indonesia, Algeria, France and other regions and countries, the employees more than 1,000 all over world. Changguang Communication Technology Jiangsu Co., Ltd. is a nation-level key high-tech enterprise.The company is delicated to the development of optical communication technology and product development, production, sales and service. We have advanced R & D, production and testing equipment. Our main products are indoor and outdoor fi ber optic cables, power cable, special cable, fiber optic submarine cable and varieties of accessories. They are widely used in network communication construction, various industries and areas of national power, new energy generation, social security, transportation, oil, FTTH, sensor technology,etc. . Looking at the global market, products developed and produced by us are exported to Southeast Asia, Central Asia, Latin America, Africa and many other countries and regions. Meanwhile, we have developed strategic partnerships more than a dozen leading global optical communications companies. Our company establish a strategic partnership with domestic research and development of optical communication technology leading institutions of Shanghai University Fibre Physics Institute. We are the Implementation Platform of the Institute for Scientifi c and technological achievements experimental base forwards. Company has ISO90001: 2008 quality system certifi cation, the international 3C certifi cation, Gentile certifi cation, and is applying  for UL certifi cation, CE certifi cation. Has japan imported advanced production equipment and a full set of optical communications test equipment, providing our customers with reliable product quality assurance.