Integral Coach Factory (ICF) is a manufacturer of rail coaches located in Perambur, Chennai, Tamil Nadu, India. It was established in 1955 and is owned and operated by the Indian Railways. It is located in Perambur, in the suburbs of Chennai. The ICF is one of the five rake production units of the Indian Railways, the other four being the Modern Coach Factory at Raebareli, Rail Coach Factory at Kapurthala , Marathwada Rail Coach Factory at Latur and Rail coach factory at sonipat . The coach factory primarily manufactures rolling stock for Indian Railways but also exports railway coaches to other countries. ICF set a new record producing 2,503 coaches in the fiscal year 2017–18. It became the world's largest railway coach manufacturer, rolling out 3,262 coaches in the fiscal year 2018–19, up from 1,437 coaches in 2009–10, expecting to produce 4,000 units in the fiscal year 2019–20. A premier production unit of the Indian railways, the ICF manufactures a range of coaches, including Linke-Hofmann-Busch (LHB) ones, in addition to self-propelled train sets (SPTs) such as electrical multiple units (EMU). From Wikipedia
