Chiang Rai police arrested 32 Taiwanese yesterday suspected of working for a "call centre" scam gang.
Following a raid on a three-storey rented house in tambon Mae Sai in Mae Sai district at 8.30am, police arrested 20 Taiwanese and seized numerous communication devices including computers.
Police suspect the equipment was used in the scam, which involved duped people wiring money to the gang.
The house was rented for Bt40,000 a month to a Mae Chan dis?trict man, who rented another three homes in Mae Sai.
Police raided those houses and arrested 12 more Taiwanese nationals and ceased communication devices and documents.
The group is being detained at the Chiang Rai Immigration Police Bureau and face further legal action.