Investment worth ₹4.40 lakh crore received during Bengal Business Summit, says WB CM

Chief Minister Mamata Banerjee announced a significant oil exploration project by the ONGC in Ashoknagar, North 24 Parganas and said that the project will bring the state of the petroleum map of India

​Chief Minister Mamata Banerjee announced a significant oil exploration project by the ONGC in Ashoknagar, North 24 Parganas and said that the project will bring the state of the petroleum map of India