DelhiONGC Pavilion at Oil Gas & Power World Expo 2023 was inaugurated by MD & CEO Ongc Videsh ltd Shri Rajarshi Gupta. by NewsmantraMarch 2, 2023March 2, 2023 Share0 ONGC Pavilion at Oil Gas & Power World Expo 2023 was inaugurated by MD & CEO Ongc Videsh ltd Shri Rajarshi Gupta.