Cochin Shipyard Ltd is the largest shipbuilding and maintenance facility in India. Cochin shipyard is one of the few companies in the world that have built an aircraft carrier and the only facility in India capable of building such warships. It is part of a line of maritime-related facilities in the port-city of Kochi, in the state of Kerala, India. The shipyard builds platform supply vessels and double-hulled oil tankers. It has built big vessels up to 1,20,000 deadweight tonnage capacity, making it the leading shipyard in India in terms of capacity. The company has Miniratna status. Wikipedia