and life extension for ships of the Indian Navy, Indian Coast Guard, the Union territory of Lakshadweep, Fisheries and Cochin Port Trust, SCI and the Oil and Natural Gas Corporation (ONGC). It has performed major overhauls for the aircraft carrier, INS Viraat. It has also performed major overhauls for the aircraft carrier INS Vikramaditya two times on 2016 and 2018 respectively. Recently CSL was awarded major maintenance and upgrade orders from ONGC. This included major overhaul of three rigs, Mobile Offshore Drilling Unit (MODU) Sagar Vijay, Mobile Offshore Drilling Unit Sagar Bhushan and Jackup rig Sagar Kiran. Others The shipyard also trains graduate engineers in marine engineering. Around one hundred students are trained each year. References External links Shipbuilding companies of India Shipyards of India Companies based in Kochi Ports and harbours of Kerala Government-owned companies of India Transport in Kochi 1972 establishments in Kerala Vehicle manufacturing companies established in 1972 Companies listed on the National Stock Exchange of India Companies listed on the Bombay Stock Exchange