Indian Railway— Important Production units

Golden Rock Locomotive Workshops(1928)— Trichy— Diesel-electric Locomotives

Chittaranjan Locomotive Works(1947)— Chittaranjan, Asansol— Electric Locomotives

Diesel Locomotive Works (1961)— Varanasi— Diesel Locomotives

Diesel-Loco Modernisation Works(1981)— Patiala— Diesel-electric Locomotives

Integral Coach Factory(1952)— Chennai— Passenger coaches

Rail Coach Factory(1986)— Kapurthala— Passenger coaches

Rail Spring Karkhana(1988)— Gwalior— Passenger coach springs

Rail Wheel Factory(1984)— Bangalore— Railway wheels and axles

Rail Wheel Factory(2012)— Chhapra— Railway wheels

Rail Coach Factory, Raebareli(2012)— Raebareli— Passenger coaches