1. 3SAE Technologies Inc.
2. Aurora Optics Inc.
3. COMWAY Technology LLC
4. Corning Incorporated
5. Darkhorse Technologies Limited
6. Fujikura Ltd.
7. Furukawa Electric Co. Ltd.
8. GAO Tek & GAO Group Inc.
9. INNO Instruments Inc.
10. Multicom Inc.
11. Nanjing Jilong Optical Communication Co. Ltd.
12. Netlink ICT
13. PROMAX Test & Measurement SLU
14. Shanghai Shinho Fiber Communication Co. Ltd.
15. SIGNAL FIRE TECHNOLOGY CO. LTD.
16. Sumitomo Electric Group
17. Thorlabs Inc.
18. Tianjin (China) Eloik Communication Equipment Technology Co. Ltd.
19. UCL Swift Co. LTD.
20. Wuxi May Telecom Co. Ltd.
21. Yamasaki Optical Technology