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
1977 Indian general election in Tamil Nadu by supporting Charan Singh, which resulted in the appointment of two ADK cabinet members. While there were no members from Tamil Nadu in Morarji Desai's Administration, Charan Singh appointed two AIADMK members to his cabinet, making it the first time a non-Congress Dravidian Party member making it to the council of ministers at the national level. 1977 Indian general election in Tamil Nadu The Indian general election, 1977 polls in Tamil Nadu were held for 39 seats in the state. The result was a big victory for Indian National Congress under Indira Gandhi and its allies Anna Dravida Munnetra Kazhagam