The Minister of State (I/C) for Power and New and Renewable Energy, Shri Raj Kumar Singh addressing at the release of a book titled “Renewable Energy Technology”, authored by Shri I.S. Jha, CMD (POWERGRID), Shri Subir Sen, ED (Smart Grid) POWERGRID, Shri Manish Kumar Tiwari, Asst. GM (Smart Grid) POWERGRID and Shri O.P. Kothari, in New Delhi on June 22, 2018.