revenue of 19,000 crore and a foreign exchange of 806 crore across the three districts of Tirunelveli, Tiruchirapalli and Vellore.
Tirunelveli is a major area for wind-power generation. Most wind-power-generation units in Tamil Nadu are located in Tirunelveli and Kanyakumari Districts, contributing to the state power-generation capacity of 2036.9 MW (as of 2005). Many private, multinational wind companies are located on the outskirts of the city. In June 2007 the Tata Group signed a memorandum of understanding with the state government to open a titanium dioxide plant, with an estimated value of 2500 crore, in Tirunelveli and Thoothukudi Districts. However, the state government put the project on hold after increasing protests against it
