Three suspects were arested with 4847 grams of ICE during a joint operation with Police Narcotics Bureau with the officers attached to Narcotics Control Unit of Sri Lanka Customs at the Central Mail Exchange Colombo. Shipment was received from Pakistan to a person resides in Colombo. The street value of the substance found estimated nearly Rs. 200 million rupees. Investigation is on the way with PNB and Customs Narcotics Control unit with the assistance of Postal Department.