- Business
- Tamilnadu Telecommunications Limited manufactures and sells optical fiber cables for telecommunications applications in India; its core products include nylon jacketed metal-free duct cables, armoured cables for direct burial, aerial cables/ADSS cables, composite cables, ribbon cables, self-supporting aerial optical fiber cables, and metal-free optical fiber cables. Incorporated in 1988 as a joint venture between Telecommunications Consultants India Ltd (TCIL), Tamil Nadu Industrial Development Corporation Ltd (TIDCO), and Fujikura Ltd of Japan, the company is headquartered in Chennai with manufacturing facilities at the CMDA Industrial Complex in Maraimalai Nagar, Tamil Nadu, and primarily serves domestic telecom operators such as BSNL, Tata Teleservices, Reliance Infocom, Aircel, and Power Grid Corporation of India Ltd. In recent developments, the company continues to report operational losses amid low order volumes, with unaudited results for Q2 and the six months ended September 30, 2025, reflecting comprehensive losses, while its parent TCIL explores monetization of the idle factory premises through medium- to long-term leasing since manufacturing ceased around 2018.