Customs officers seized 6 kg of suspected ketamine worth about $700,000 from a car on Deep Bay  Road in Lau Fau Shan today and arrested the three men inside.

The men, aged 20 to 27, were charged with trafficking in a dangerous drug and will appear at Tuen Mun Magistrates' Courts tomorrow.

The maximum penalty for drug trafficking is life in prison and a $5 million fine.