Reliance Industries (RIL) is planning to invest Rs 75,000 crore in a new energy business over the next three years, with a focus on solar, batteries, and hydrogen. The company aims to reach 100GW of installation by 2030, 36% of India's total solar capacity of 280GW. It plans to build four giga factories to produce integrated solar PV modules, electrolyzers, fuel cells, and batteries for energy storage from the grid.