Exide Industries Ltd. is set to exceed its planned investment of INR 40 billion in its upcoming lithium-ion cell manufacturing plant in Karnataka by INR 10 billion, which could lead the hitherto debt-free company into taking some amount of bridge loans to fund the project, sources told Informist. The company now plans to invest INR 50 billion in the plant as it seeks to foray into the fast-growing lithium-ion cell manufacturing.