Jiangsu Etern Company Limited engages in the production and sales of optical cables and cables in China and internationally. The company offers optical preform and fiber; optical cable for backbone/metro and special usage; 5G optical fiber and optical cable solution; cable solutions for FTTX cabling; core network/radio access network; and multi network fusion digital fiber distribution system. It also provides arrayed waveguide grating and filter; chips; devices; modules; and laser chips, data center interconnection subsystems, and other products used in backbone networks, metropolitan area networks, access networks, data networks, radio and television networks, and other fields. In addition, the company offers 5G active antenna, ICS mobile companion, elevator-type micro active distribution, and extended-type micro active distribution; single-band digital repeater, dual-band digital repeater, single-band digital active DAS System, dual-band digital active DAS system, and triple-band digital active DAS system; and 4G/5G small cell solution. Further, it provides message system, public security big data system, integrated solution of smart city, and data business support platform. Additionally, the company is involved in overseas project contracting and construction, industrial investment and broadband access and supporting engineering, automotive wiring harness manufacturing, software development, and other businesses. Jiangsu Etern Company Limited was founded in 1994 and is based in Suzhou, China.