GAIL (India) Limited, is India's largest natural gas transportation company, integrating all aspects of the natural gas value chain. GAIL is listed by Forbes as one of the world's 2,000 largest public companies in 2007. The company was previously known as Gas Authority of India Ltd. It is India's principal gas transmission and marketing company. It was set up by the Government of India in August 1984 to create gas sector infrastructure. GAIL commissioned the 2800-km Hazira-Vijaipur-Jagdishpur (HVJ) pipeline in 1991. During 1991-93, three liquefied petroleum gas (LPG) plants were constructed and some regional pipelines acquired, enabling GAIL to begin its gas transportation in various parts of India. GAIL began its city gas distribution in New Delhi in 1997 by setting up nine compressed natural gas (CNG) stations. In 1999, GAIL set up northern India's only petrochemical plant at Pata. GAILTEL : GAILTEL is the telecom arm of GAIL India Limited, which mainly caters to GAIL's internal Telecom requirements apart from commercially offering the Telecom services to private players. GAILTEL operates and maintains around 13000 route KM of OFC Network spread across India. The USP of GAILTEL is - it's secured OFC Network along the Gas Pipeline and high QoS. Currently, GAILTEL operates under three telecom licenses - which are - IP-I, IP-II and ISP-A. GAIL GAS LTD.: GAIL GAS is a wholly owned subsidiary of GAIL(I)Ltd. was incorporated on 27.05.2008. Distribution and Marketing, in India and abroad, of CNG & Auto LPG as fuel for vehicles PNG for domestic/ commercial/ industrial purposes Laying of OFC/ Duct to leverage for potential business. Investing in & setting up required infrastructure in various cities of India and along the highways for building CNG corridors. Allied business relating to distribution & marketing of natural gas, CNG, Auto LPG etc.