SHILLONG: The Customs Headquarters Preventive Unit, Shillong has seized 1820.93 kg of high quality cannabis (Ganja) from a truck with Punjab registration plate on November 5 at Kashipur, near Silchar . Another set of number plate bearing Assam registration was also recovered from the truck.The truck reached Silchar via Imphal-Jiribam road. Two persons, one hailing from Punjab and the other from Haryana have been arrested and a case under the Narcotics Drugs and Psychotropic Substances Act, 1985 has been registered. The contraband was kept in a secret chamber behind the driver’s cabin. The seized cannabis is of Manipur origin and was destined for Guwahati for onward movement to north India. Collective value of the seizure has been estimated at Rs. 2.82 crore. Further investigation is in progress.