Chennai is a capital of Tamil Nadu located on the Coromandel Coast off the Bay of Bengal. Chennai is also known by its former name Madras. The metropolitan area of Chennai is one of the largest municipal economies of India. Chennai is nicknamed “The Detroit of India”, with more than one-third of India’s automobile industry being based in the city.
The Quality of Living Survey rated Chennai as the safest city in India and it attracts about 45 percent of health tourists visiting India, and 30 to 40 percent of domestic health tourists. As per the recent estimates entire Chennai Metropolitan Area range from $78.6 to $86 billion (PPP GDP), ranking it from fourth- to sixth-most productive metro area of India.
Chennai has a broad industrial base in the automobile, computer, technology, hardware manufacturing and healthcare sectors. According to the Confederation of Indian Industry, Chennai is estimated to grow to a US$100–billion economy, 2.5 times its present size, by the year 2025.