On May 21, when patrolling national highway 1A, the officers stopped a lorry, on which they discovered 553.5 kg of tusks.The driver Nguyen Quang Huy, born in 1988, admitted he was transporting the goods from Hanoi to the northern province of Lang Son for sale.The large volume of tusks seized was valued at billions of VND.Vietnam banned trading elephant tusks in 1992.