Major-general Sung A Hong, director of Dien Bien Police Department, identified the suspects as Lo Van Sinh, 40, residing in Dien Bien Province and Kham Phut Thamavong, 30, residing in Laos. They were caught red-handed while trafficking 21 cakes of heroin on January 8. The two suspects were in possession of deadly weapons which they used against the officers resulting in injuries to two policemen.After a brief standoff the police prevailed and arrested the two assailants in possession of 21 cakes of heroin, one motorbike, two mobile phones, and some other exhibits.The case is still under investigation.