Police today seized 3.5 kgs heroin valued at Rs 3 crore in the international blackmarket from Bihar's Araria district and arrested one person in this connection.
Acting on a tip off, police raided a vehicle near Raniganj bus stand and seized the contraband kept in a packet bearing a stamp mark of Thailand, district Superintendent of Police Shivdeep Lande said.
The arrested person has allegedly confessed during interrogation that he was taking the smuggled contraband to Purnea.