Vellore, located in Tamil Nadu, India, has a diversified economy, primarily based in leather processing, shoe manufacturing, automobile assembly, precision tool milling, explosive materials production, and the service industry. The SIDCO and SIPCOT industrial parks, all vital in the Vellore economy, are located in Katpadi, Ranipet, Mukundarayapuram, Vannivedu, and Arakkonam. Clusters of leather factories are located in Ambur, Melvisharam, Vaniyambadi, and Ranipet.