Renowned for its prowess in the communication industry, Baoding Jinyu Trading Co., Ltd shines as a beacon of excellence, standing tall as a premier communication equipment manufacturer and optical transceiver expert in China. Our esteemed brand, Ruiguang Jiyuan, has meticulously crafted three distinguished product series that cater to cost-effective access, seamless transmission, and efficient exchange. Our cutting-edge IDM series products, all independently developed, encompass an array of solutions including PCM integrated service access equipment, optical fiber multiplexing systems, and advanced SDH/MSTP/MSAP optical transmission apparatus. We also offer broadband and narrowband integrated access devices, audio and video access units, cluster gateways, gigabit optical transceivers, PDH optical transmission tools, POE optical fiber Ethernet switches, converters/bridges, and the sophisticated NetGuard network management system. Our vast portfolio extends to encompass large, medium, and small capacity telephone optical transceivers, IDM system interface cards, network optical transceivers for TDM Over IP/Ethernet/MPLS, field optical transmission equipment, IDM-TOP equipment, and much more. These innovative products and comprehensive application solutions serve a diverse spectrum of sectors such as telecom operators, power, public security, rail transit, broadcasting, finance, airports, oil fields, ports, and mining. Our reach stretches across all provinces, cities, and autonomous regions within China, while our global footprint extends to Asia, Africa, Europe, North America, South America, and beyond. With a rich legacy spanning over two decades, the steadfast performance of millions of equipment units coupled with our thoughtful and efficient customer service has garnered the admiration and trust of countless users within the industry.