Economy of Tamil Nadu It produces the 70 percent of the total salt production in the state and 30 percent in the country. Chennai is nicknamed as "The Detroit of Asia". Chennai is home to large number of auto component industries. Over 11.2% of the "S&P CNX 500" conglomerates have corporate offices in Tamil Nadu. Tamil Nadu has manufacturing facilities from automobiles, railway coaches, battle-tanks, tractors, motorbikes and heavy vehicles to ships. Alstom has a manufacturing facility in Coimbatore which manufactures rail transportation products. MRF the local tyre manufacturer is located in Chennai and Perambalur. TI cycles of Murugappa group have their units in
Economy of Tamil Nadu of the Government of Tamil Nadu with figures in millions of Indian Rupees. See also and . Non-tax revenues of local bodies are excluded. Amount in millions Economy of Tamil Nadu Tamil Nadu has the second-largest economy in India. Over 50% of the state is urbanized, accounting for 9.6% of the urban population in the country, while only comprising 6% of India's total population. Services contributes to 45% of the economic activity in the state, followed by manufacturing at 34% and agriculture at 21%. Government is the major investor in the state, with 52% of total investments, followed by private