A garment factory at Narasinghapur in Ashulia caught fire on Saturday night.
The fire broke out at the building of 'Medlar Limited' around 9:15 pm, said duty officer of Fire Service and Civil Defence Mahmudul Hoque.
On information, 10 units of firefighters rushed to the spot and were trying to douse the flame till filing of the report at about 11:35 pm, Hoque added.
However, it was not clear what actually caused the fire.
Meanwhile, the local administration blocked Abdullahpur-Baipal road around 10:30 pm as the intensity of the fire was increasing, said officer-in-charge of Ashulia Police Station Abdul Awal.