Chennai in issuing 'L' and 'H' category visas for workers and professionals and was ranked eighth globally in terms of all category of visas being issued. The Foreigners Regional Registration Office (FRRO), which is the office of the field officers in charge of immigration and registration activities in the city, is located at Shastri Bhavan at Haddows Road. Chennai has sister city relationships with the following cities of the world: Chennai Chennai (; also known by its former name Madras or ) is the capital of the Indian state of Tamil Nadu. Located on the Coromandel Coast off the Bay of
Tamil Nadu state has 17,000 hectares of land under oil palm cultivation, the second highest in India. Dr M.S. Swaminathan, known as the "father of the Indian Green Revolution" was from Tamil Nadu. Tamil Nadu Agricultural University with its seven colleges and thirty two research stations spread over the entire state contributes to evolving new crop varieties and technologies and disseminating through various extension agencies. Among states in India, Tamil Nadu is one of the leaders in livestock, poultry and fisheries production. Tamil Nadu had the second largest number of poultry amongst all the states and accounted for 17.7 per cent of