A total of 31 packets of charas, each weighing about 500 gm, were recovered from a motorcycle during checking near the border in Raxaul police station area last night, Sashastra Seema Bal 47th Batallion Commandant Sonam Chhering said.
The biker fled the spot, he said.
Chhering said the contraband was sold at the rate of about Rs 20 lakh per kg in the international market.