Joint General Secretary of Bangladesh Awami League, Mahbubul Alam Hanif, MP as chief guest speaks at the celebration of the Birth Centenary of Father of the Nation Bangabandhu Sheikh Mujibur Rahman organized by Dhaka University of Engineering and Technology held at Shahid Ahsan Ullah Master Auditorium in Gazipur on Wednesday with its Vice-Chancellor Prof Dr Mohammad Habibur Rahman in the chair.