Corning; Fujikura; Sumitomo Electric; Furukawa Electric; Pirelli; Nexans; Hengtong Cable; Futong Group; Tongding Group; CommScope; LS Cable; Fiber Home Technologies Group; Prysmian; Yangtze Optical Fiber; Amphenol; Molex; Prysmian; OFS Furukawa; Belden; Aptiv; YOFC; HTGD; Radiall; Shenzhen Tefa Touchplus Information Corp; Fasten Fiber optics Co. Ltd (FPC); Alcatel-Lucent; Lynn Electronics; TE Connectivity; 3M; Sterlite Technologies Ltd.; Huber + Suhner