Border guards foil cross-border heroin transport Photo for illustration Border guards at Mong Cai International Border Gate in the northern Quang Ninh province on December 31 discovered the illegal transport of 14 kilograms of heroin from Vietnam to China. Hoang Duc Phuc, who concealed the heroin in the soles of shoes and student drawing books, was arrested. Phuc (born in 1968 in Nam Dinh province) admitted to multiple cases of drug trafficking and transporting from Hanoi, through Mong Cai to Dongxing city in China. Source: VNA