Around 250 workers have fallen sick after having tiffin served at Best Wool Apparels in Konabari Zorun area in the Gazipur city till 10pm on Monday.
Sub Inspector Rabiul Islam of Konabari police out post under Jaydevpur police station said the food was served at around 7:30pm.
Within one hour after consuming the food, some of the workers felt stomach ache and started vomiting.
At first, eight workers were taken to nearby clinic in Konabari.
Till 10pm about 250 students were taken to different clinics and pharmacy.
Later the garment announced to keep the factory closed for the night.
