Bihar attracted major investments at its business summit. Companies pledged Rs 1.8 lakh crore. Sun Petrochemicals committed Rs 36,700 crore for renewable energy. Adani Group pledged Rs 20,000 crore for a power plant and other sectors. NHPC, SLMG Beverages, Shree Cements, and Haldiram also announced significant investments. This tripled the investment from the previous year's summit.