Dual main lines of optical communication and power transmission, leading‑edge submarine optical cable/cable technology, extensive overseas layout, suitable for communication and submarine cable procurement.
Multi‑line layout covering submarine cables, power and new energy sectors, with strong comprehensive capabilities in optical communication and power grid transmission, suitable for centralized procurement of large‑scale projects.
Jiangsu Tongguang Electronic Wire and Cable Co., Ltd. (Tongguang Cable, SZSE: 300265) was founded in 2002 and is headquartered in the Yangtze River Delta. Listed on the Shenzhen ChiNext board in 2011, the company is a solution provider of high-end cables and optoelectronic transmission systems serving the communications, power, and equipment-interconnection sectors. Its main products include high-frequency communication cables, aerospace high-temperature-resistant cables, special optical cables, optoelectronic connectors, cable assemblies, and EWIS wiring harnesses, widely used in electronics, aviation, aerospace, ordnance, shipbuilding, and civil communications. With more than ten wholly-owned and holding subsidiaries, Tongguang has participated in drafting China's first IEC communication-cable standard and over forty national and industry standards. It also operates marine-optical and high-voltage transmission cable subsidiaries, and has won the National Torch Plan key high-tech enterprise and Jiangsu Quality Award honors, reinforcing its position among China's top cable manufacturers.
核心优势：Standards Leadership: Drafted China's first IEC communication-cable standard (IEC61196-8-1 and four others), won the China Standards Innovation Contribution Award (2nd prize), and participated in drafting over 40 national and industry standards.；Strong IP Portfolio: Holds more than 40 national patents including phase-stable cables, backed by an expert R&D team focused on aerospace, marine, and other high-end special cables.；Complete Quality System: Certified to ISO9001, GJB9001C and AS9100D, with an in-house cable testing center capable of full performance evaluation within the plant.；Industry Recognition: Honored as a National Torch Plan key high-tech enterprise, Jiangsu Provincial Quality Award winner, and a well-known Chinese electronics brand.。
