On the Coromandel coast of the Bay of Bengal in the Indian state of Andhra Pradesh lies the city of Kakinada , a port and commercial center of the agricultural region where cotton, rice, crops and tobacco are grown. A number of industrial enterprises processing agricultural products are operating in the city. The once built canal system in the Godavari delta links Kakinada to the sea. The city is known for the manufacture of small vessels, salt and metallurgical production.