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 All Products
  • Optical Modules

    National Leading Optical Communication Brand

    Optical module is an electronic component, whose Tx converts electrical signals to optical signals. After transmisssion through optical fiber, the Rx converts optical signals to electrical signals. The transceiver consists of emitter, receiver, electronic circuit and optical interface. Single mode is denoted by SM, suitable for long-distance transmission. The working wavelength of SM optical modules is generally 1310nm or 1550nm.

    Why choose GRT Optical Modules?

  • Quality

    Quality is the key to success!

    Quality is the best interpretation of GRT!

    CE、FC、POHS authenticated

  • Brand

    National Leading Optical Communication Brand

    Chinese Military Assigned Brand of Optical Network Products

    China Aerospace Assigned Brand of Optical Network Products

  • Technology

    Technology Creates the Complete Connected Era

    Self-development & Advanced Design

    Sufficiant Patents and Software Copyrights

  • Service

    Not only Sale, but Attentive Service

    7*24-Hour Service

    Free Rent Service for Testing

  • Provide you with the best products

  • SM Module MM Module RJ45 Module BIDI Module Single Transmission Module 40G/100G Module AOC/DAC Cable
  • OCP Mezzanine Card

    Applications : Server、Gatekeeper、Network Security、FTTD、HTTH


    Customized Research and Development

    Applications : Server、Gatekeeper、Network Security、FTTD、HTTH