JFOPT has more than 20 years of experience in the production of fiber optic patch cords. The products comply with TIA 604 (FOCIS), IEC 61754 and YD / T industry standards. Each patch cord is 100% rigorously tested. JFOPT patch cord products have been widely used in data center, enterprise, FTTx, LAN and WAN, cable TV networks, and telecommunications network applications.