Successful cases

Check out the successful application of the optical network solutions in various industries to understand customers 'evaluation of the optical network.


Service Tenets

Your satisfaction is GRT's lifelong pursuit,Your troubles are our troubles, Please let me know your desire,Try our best!!

About us


Transfer the research and development of core and cutting-edge technologies into productivity, promoting China's national optica enterprises to support and lead the healthy development of high-end optical industry.

  • 中文简体 English
  • Home > About us > Company Profiles > Company Profiles
  • Company Profiles

    GRT(Beijing Guangruntong Technology Development Co., Ltd.) is headquartered in Beijing Zhongguancun Hi-Tech Park and began in April 2008. GRT has gathered a group of senior R&D personnel with an average age of more than 15 years. Under the background of the rapid development of the optical fiber industry and the optical fiber to households, GRT has always adhered to the strategic principles of quality and innovation, and has gradually grown into a high-tech fiber optic company that is currently well-known in China, which integrates R&D, production and marketing, and has its own intellectual property and its own brand.

    The main products of GRT are Optical Fiber Network Cards, Optical Fiber Modules, WDM devices, Optical Converter, Optical Fiber Patch Cord, and Optical Splitter. All kinds of products have passed international certification such as FCC, CE, and ROHS, as well as national industry certification, and have won a number of scientific and technological progress awards and excellent product awards. On the road ahead, GRT is committed to building China's own national enterprises, achieving the goals of "Optics Links The World, Connects Us Togetcher".