We are the large reseller of used or new CISCO modules (GLC,SFP,SFP+,XFP,ONS,X2,XENPAX etc series),CISCO Switches(2690S,3750X, 3850X series etc),Cisco Router card, IBM modules in China for more than 13years. We promise that we offer the parts are 100% genuine, and with the best prices for you. All new parts with 1year warranty, used parts with 90days warranty. Most of our parts are has been exported to USA, EUR, Africa, Middle east more than 130 countries.We are looking for distributor all over the world.ï¿½