Two men have been detained since Thursday on suspicion of transferring drugs across borders, police said.

On Thursday Banteay Meanchey provincial Military Police in Poipet town arrested Oem Choy, 40, a hand-cart porter, after police found two large packets of methamphetamine totalling nearly 1kg and 4,035 methamphetamine pills, said Sar Soeung, deputy chief of the provincial Military Police.

Roeun Seyha, a spokesman for the Banteay Meanchey Provincial Court, on Sunday said Oem had been charged under articles 40 and 45 of the Law on Drug Management.

On Friday, Stung Treng provincial police in Stung Treng town arrested a Lao man, Thonglon Baseu, 50, after he was allegedly found smuggling 3kg of methamphetamine from Laos, said Chem Phanit, chief of the provincial anti-drug office.

He added that the provincial court charged Baseu under articles 40 and 45 of the same drug law. If found guilty, the suspects could face up to five years in prison and a fine of up to 10 million riel ($2,500).