In the past few years, our company absorbed and digested advanced technologies both at home and abroad. Meanwhile, our company staffs a team of experts devoted to the development of Sfp Dual Mode, Dwdm Sfp+ 100ghz , Lc Bidi , Sfp Port Switch ,Onu Sfp Module . Never-ending improvement and striving for 0% deficiency are our two main quality policies. Should you need anything, don't hesitate to contact us. The product will supply to all over the world, such as Europe, America, Australia,Pakistan, Angola,Colombia, Liberia.We put the product quality and customer's benefits to the first place. Our experienced salesmen supply prompt and efficient service. Quality control group make sure the best quality. We believe quality comes from detail. If you have demand, allow us to work together to get success.