Gujarat Anti Terrorist Squad (ATS) and Directorate of Revenue Intelligence (DRI) in a joint operation have seized 39.5 kg of heroin, worth nearly Rs 200 crore in the international market, from Kolkata.

Director General of Police Ashish Bhatia told media persons that the ATS team had received a specific information about a scrap consignment imported in February is lying at the docks of the Kolkata sea port since landing, and it carries drugs.