Our company is a wholly owned subsidiary? We are a national high-tech enterprise integrating the R&D, optical communication and production of cabling system. We have respectively established business bases and logistics centers in Beijing, Shanghai, Shenzhen, Dalian, Yangzhou and Chengdu. We also have built sales companies in a number of cities and the marketing network covers all over the provinces and cities.

Changguang is a brand for optical communications and cabling system products. Our company has participated in large national projects, such as Beijing Olympic Games, Shanghai World Expo, Guangzhou Asian Games, Shenzhen Universidad, Three Gorges Project and other large scale projects.

The domestic most leading company for optical communications technology research and development institutions - Photophysics Ifo Institute of Shanghai University has established a strategic cooperative relation with our company. Changguang is also a test base and executive platform for the institute's scientific and technological achievements. Our company has passed ISO90001:2000 quality system certification, international CCC certification, LEC, UL certification and CE certification. Our company has advanced optical communications test equipment from Japan, offering customers reliable product quality assurance.

Our company has been established for several years, specializing in optical communications solutions. After a decade's persistent efforts, our company has accumulated full experience and client resources in the R&D of fiber to the home, manufacturing and solution of programs. We always maintain a leading position in the optical communications industry.