Coimbatore is a major city in the Indian state of Tamil Nadu. It is the second largest city in the state after Chennai and the 16th largest urban agglomeration in India. It is located on the banks of the Noyyal River and surrounded by the Western Ghats. Coimbatore is known as the “Manchester of South India” due to its cotton production and textile industries. It is also a major industrial hub in South India, with a large