L&T is set to significantly expand its defence business, aiming for multi-billion dollar revenues, driven by government initiatives to boost domestic defence production and exports. The company plans to leverage its shipyard and expand facilities to meet growing demand for naval vessels and other military equipment. Post navigation ITC shares slip over 5% after BAT’s Rs 11,600 crore stake sale plan Ahead of NSE IPO nod, National Stock Exchange of India’s valuation surges 60% to $58 billion: Report