contribute to the economic growth of the city. Food-processing industries have developed since the late 1990s; at the district level, it is the foremost industrial segment. Industries involving rice-making, blue-jelly metal manufacturing and jem power generating are located on the outskirts of the city. The major agricultural produces in the region are paddy and cotton. Beedi production during the 1990s earned an annual revenue of 190 billion and a foreign exchange of 8 billion 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. In 2005 they contributed 2036.9 MW to the state power-generation capacity. 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 25 billion, in Tirunelveli District and Thoothukudi District. However, the state government put the project on hold after increasing protests against it. Administration and politics The Tirunelveli Municipality was established in 1866 during British rule. It became a City Municipal Corporation in 1994, bringing the Palayamkottai and Melapalayam municipalities, the Thatchanallur town panchayat and eleven other village panchayats within the city limits. The municipal corporation has five zones: Tirunelveli, Thatchanallur, Palayamkottai, Pettai and Melapalayam. The corporation has 55 wards, with an elected councillor for each ward. The corporation has six departments: general administration and personnel, engineering, revenue, public health, city planning and information technology (IT). All departments are under the control of a municipal commissioner. Legislative power is vested in a body of 55 members, one from each ward. The legislative body is headed by an elected chairperson, assisted by a deputy. Tirunelveli city is the district headquarters for the Tirunelveli district. The city is part of the Tirunelveli assembly constituency, electing a member to the Tamil Nadu Legislative Assembly every five years. Since the 1977 elections, the assembly seat was held by the Dravida Munnetra Kazhagam (DMK) for three terms (following the 1989, 1996 and 2006 elections) and the All India Anna Dravid Munnetra Kazhagam (AIADMK) for six terms following the 1977, 1980, 1984, 1991, 2001 and 2011 elections. The current MLA is Nainar Nagendran, ex-minister, and legislative party leader of BJP Tirunelveli is a part of the Tirunelveli Lok Sabha constituency, which contains six