About Us

Billion Grand Tech

Shenzhen Billion Grand Tech Co.,Ltd is  a high-tech company. We concentrate on fiber optical communication and network access.
Our product include PDH,SDH, Interface Convertor,Fiber Modem,PCM, Media Converter,Video Fiber MUX and so on.
We Provide full range of transmission solutions.  All of the products are with our own proprietary intellectual property rights .
Besides,we offer specialized technical service and customized products. 

Our emphasis is to create a company that focuses on OEM (ODM) and customization in fiber optical transmission,
data communication and access network.
We sincerely welcome our customers and friends from all over the world to join together,develop together and grow together.

Our Mission

Making the world recongnize Chinese‘s Communication Equipment

We Focus on Fiber Transmission and Network Access


PDH-SDH MULTIPLEXER PDH-SDH MULTIPLEXER fiber meida converter fiber video converter

Professional Casting Quality,