Complex sentence: The fire department's operations manager Mohammad Mahbub stated that the factory lacked adequate emergency exits that would have made it possible to escape from the building since the fire broke out in the warehouse on the ground floor and quickly moved up to the higher floors.
Split into simpler sentences: The fire department's operations manager Mohammad Mahbub stated that the factory lacked adequate emergency exits that would have made it possible to escape from the building. Especially, since the fire broke out in the warehouse on the ground floor and quickly moved up to the higher floors.