HNK optics co., ltd was established in 1992. It is one of the pioneers manufacturing fiber optic components in china. HNK has wide range of products including passive components such as fiber optic connectors, patchcords, fiber coupler, WDM, media/ethernet converter, fiber cable joint closure, optical switch box and series of fiber optic/digital distribution frames/cabinet And relevant OEM order service. So if you have a idea of cooperation and any requirement please do not hesitate to notify us. HNK got ISO9001 certificated by Moody co., ltd. all HNK’s products got Network Access License for Telecommunications Equipment certificated by Ministry Of Information Industry, PRC. Mindful of our commitment to employ technological expertise to support the fast developing global information age, HNK looks forward to facing the challenges and realizing the dreams of the 21 Century together with you.