SONGKHLA: Three suspects were arrested and 520 kilogrammes of marijuana worth about 8 million baht seized in Hat Yai district early on Friday morning.
The trio were identified as Suchart Saengtawan 45, of Phetchabun, and Sathaporn Kingkaew, 24, and Somkid Senphisaeng, 31, both Buri Ram residents.
Police said they received a tip-off that a 22-wheel lorry with Saraburi licence plates was carrying marijuana destined for a client in the South.
A joint force from the Office of the Narcotics Control Board and Crime Suppression Division tracked the vehicle from Udon Thani and found it parked in Soi 18 on Ratuthit Road in Hat Yai municipality about 2am on Friday.
Police identified themselves and searched the vehicle. A total of 520 packs of marijuana weighing 520 kilogrammes were found on the truck.
The three suspects were detained. Mr Suchart is owner of the vehicle while the two others are his henchmen, according to police.
Officials said the seized drug was worth around 8 million baht in Thailand, and about 80 million baht abroad.
They believed it was being sold to drug ring in the South and that part of it was to be smuggled into Malaysia.