Contact us

Take a look at our company directory to find which location suits you best. You can contact a team member directly, or feel free to use our contact form.


  • What do we do here? PLC Wafer and Chip + TFF film for WDM
  • Where are we? Shanghai
  • For general inquieries:
Not exactly what you need? Try our contact form.


  • What do we do here? PLC splitters, WDM solutions and OEM assembly; massive production capacity
  • For general inquieries:


  • What do we do here? EDFA- Amplifiers and Fiber sensing Technology
  • For general inquieries:


  • What do we do here? PLC splitters -> NEW OPENING!
  • For general inquieries:

Contact form

Fill in our contact form for any inquary. We will get back to you whitin 24 hours.