Kharagpur is an industrial city in Paschim Medinipur district of West Bengal, India. It is the headquarters of the Kharagpur subdivision. It is the most populated, multicultural and cosmopolitan city of the district. The first Indian Institute of Technology, one of the Institutes of National Importance, was founded in Kharagpur in May 1950. It has one of the largest railway workshops in India, and the third longest railway platform in the world.