Tamil Nadu one of India's largest electrical equipment manufacturing companies, has manufacturing plants at Tiruchirapalli and Ranipet. India's leading steel producer, the state-owned Steel Authority of India has a steel plant in Salem. Sterlite Industries has a copper smelter at Tuticorin and an aluminium plant in Mettur. The Chennai Petroleum Corporation is a state-owned oil and gas corporation headquartered in Chennai, and owns refineries at Manali and Panangudi. The state government owns the Tamil Nadu Newsprint and Papers, in Karur. Jointly with the Tata Group, the state owns the world's sixth largest manufacturer of watches, under the brand name of Titan, at
Politics of Tamil Nadu =Tamil national parties=== Apolitical Dravidian parties Dravidian parties originating from Justice party. Dravidian parties without roots in Justice party Congress parties Communist parties Forward Bloc parties Others Hindu nationalist parties Religious minority parties [[Category:Politics of Tamil Nadu|*]] Politics of Tamil Nadu Politics of Tamil Nadu is the politics related to the Indian state of Tamil Nadu. Indian National Congress dominated the political scene in the initial years post independence with leaders like C. Rajagopalachari and K. Kamaraj. The political influence shifted from national politics towards regional politics with rise of Dravida Munnetra Kazhagam in the late 1960s. Dravidian parties have