A fire broke out at the factory of Myone Electronics in Gazipur city's Dheerasram area on Friday morning.
Gazipur Fire Service and Civil Defense official Mamunur Rashid said the fire broke out around 7:30 am and soon engulfed the entire factory.
Being informed, four firefighting units rushed to the spot and are trying to extinguish the blaze.
The origin of the fire could not be known immediately.