Munger (Angika and Hindi:मुंगेर) (Bengali:মুঙ্গের) is a twin city and a Municipal Corporation situated in the Indian state of Bihar. Munger is the 5th largest city of Bihar and 2nd largest city of Eastern Bihar. It is the Administrative headquarters of Munger district and Munger Division.The twin city is one of the most industrialised cities of Bihar. It is a hub for railway, gun, tobacco and dairy product manufacturing.Indian Railway, ITC Limited and Oriental Arms Company has their Bases in the twin city. Historically, Munger is known for the ancient 'Seat of rule' and the Bihar School of Yoga. The twin city comprises Munger and Jamalpur situated on the southern bank of the river Ganges.