The correct answer is Chittaranjan Locomotive Works.Chittaranjan Locomotive Works is located in Chittaranjan, West Bengal (32 km from Asansol).Production began on January 26, 1950, and the first steam locomotive rolled out of the Chittaranjan Locomotive Works (CLW) factory on November 1.Known as Loco Manufacturing Works earlier, it was renamed on November 1 as a tribute to the famous freedom fighter from Bengal, Deshbandhu Chittaranjan Das.LW is the first production unit of its kind in the developing world, second in Asia and fifth in the world, to manufacture the three-phase state-of-the-art GTO thyristor-controlled electric loco, and the 6,000 hp freight electric loco WAG-9, called Navyug.It is to CLW's credit that today, India is among the select band of five nations with the capability to manufacture the three-phase electric locomotives.Additional Information Rail Wheel Factory formerly known as Wheel and Axle Plant is situated in Bangalore, Karnataka.Integral Coach Factory is located in Perambur (Chennai). India's fastest train, Train 18 which is also known as the "Vande Bharat" express was developed in ICF, Chennai.The Diesel Locomotive Works (DLW) in Varanasi, India, is a production unit owned by Indian Railways, that manufactures diesel-electric locomotives and their spare parts.