FILE PHOTO: Mukesh Ambani, chairman and managing director of Reliance Industries, attends the World Economic Forum (WEF) meeting in Davos, Switzerland, Jan. 23, 2018. REUTERS/Denis Balibouse/File Photo
Mr Ambani's Reliance Industries, which gets 60% of its revenue from oil refining and petrochemicals, plans to invest in four “giga factories” to produce solar modules, hydrogen, fuel cells and to builShow more

Indian tycoon Mukesh Ambani to invest $10.1bn into clean energy