Begum Khadiza Najnin, Deputy Secretary of Minarel Resources Division, Syed Ashfaquzzaman, Petrobangla Secretary and Si Bo Joo, Senior Executive Vice President of Posco Daewoo International Corporation of South Korea exchanging documents after signed a deal to extract oil and gas in the Bay of Bengal on Tuesday in the city. Prime Minister’s Energy Adviser Dr Tauwfiq-E-Elahi Chowdhury, State Miniter for Power, Energy and Mineral Resources Nasrul Hamid, Parliamentary Standing Committee Chairman of the Ministry Md Tajul Islam MP, Energy Division Secretary Nazimuddin Chowdhury and Petrobangla Chairman Abul Hosain Muhammad Faijullah were present among others.