Customs officials at Hazrat Shahjalal International Airport seized 36 gold bars, weighing about 4.200 kgs, and arrested a Biman passenger on Monday.
The arrestee was identified as Md Jamal Uddin, 45, who arrived in a flight of Biman Bangladesh Airlines from Dubai around 8:50 am.
Contacted, assistant commissioner (Customs) Shamprity Pramanik said customs officials challenged Jamal at customs hall for his suspicious movement around 10:30 am.
They later detected the presence of gold bars after scanning a small bicycle carried by Jamal, AC Shamprity said.
Finally, 36 gold bars, which were kept hidden in the bicycle, were recovered.