Websites using national optical fibre network as a keyword

HTL, HTL, formerly Hindustan Teleprinters Limited was incorporated in Chennai, India in 1960 as a public sector undertaking under the Ministry of Communications to manufacture teleprinters for the national telecom network. A pioneer in the field, the company produced and supplied 1.25 lac electro mechanical teleprinters of Olivetti technology till 1987 and thereafter manufactured 60000 electronic teleprinters based on Sagem’s know-how up to 1994. With changes in technology, sea change in market and customer preferences, the company embarked on an aggressive diversification plan & became a multi-product company. HTL has been into digital switching, transmission, data and access products. Forte areas include small / medium / large telephone exchanges with indigenous C-DOT technology, large switching exchange with Siemen’s know-how, Main Distribution Frames and Line Jack Units.HTL has set up state of the art plant for OFC manufacturing in Chennai with a capacity to manufacture 4 million fiber km of cables.The Company also has manufacturing facility for Fibre Reinforced Platic Rod (FRP), Impregnated Glass Fibre Reinforcement (IGFR) & Aramid/Kevlar Rods at Hosur in Tamilnadu..

Bharat Broadband Network Limited (BBNL), is a Telecom infrastructure provider, set up by the government of India for the establishment, management and operation of National Optical Fibre Network. It is under Telecom department.