Our firm since its inception, normally regards item top quality as company life, constantly make improvements to generation technology, improve product excellent and repeatedly strengthen organization total good quality management, in strict accordance with the national standard ISO 9001:2000 for Gpon Olt 4 Port, 10gbase-Lr Sfp Module, Onu Gepon, 1310 1550 Wdm Sfp Module,4 Ethernet Ports Onu. We welcome shoppers, enterprise associations and buddies from all areas of your environment to speak to us and request cooperation for mutual gains. The product will supply to all over the world, such as Europe, America, Australia,Bangladesh, Korea,Oman, Somalia.Our items have been obtained more and more recognition from foreign clients, and established long term and cooperative relationship with them. We`ll supply the best service for every customer and sincerely welcome friends to work with us and establish the mutual benefit together.