Jiangsu Etern Company Limited produces and sells optical cables and related products in China and internationally. Its offerings include optical preform and fiber, optical cables for backbone, metro, and special uses, 5G optical fiber and cable solutions, FTTX cabling, core and radio access networks, and multi-network fusion digital fiber distribution systems. The company also provides arrayed waveguide gratings and filters, chips, devices, modules, laser chips, and data center interconnection subsystems for backbone, metropolitan, access, data, and radio and television networks. In addition, it offers 5G active antennas, ICS mobile companions, micro active distribution systems, digital repeaters, active DAS systems, 4G/5G small cell solutions, message systems, public security big data systems, smart city solutions, and data business support platforms. It is also involved in overseas project contracting, industrial investment, broadband access engineering, automotive wiring harness manufacturing, and software development. Founded in 1994, the company is based in Suzhou, China.