Cambodian authorities arrested 57 South Koreans for alleged involvement in transnational cyberscams, a government commission said Thursday, days after dozens accused of working in the illicit networks were repatriated.

The multibillion-dollar scam industry has ballooned in Cambodia in recent years, with thousands involved -- some willingly and others forced by organised criminal groups, experts say.

Cambodia's anti-cybercrime commission said in a statement that local authorities raided a building where scam operations were suspected in the capital Phnom Penh on Wednesday.

Police arrested 57 South Koreans and 29 Chinese nationals during the operation, the commission said.

Authorities also seized 126 computers and 30 phones, it added.

Over the weekend, Cambodia sent home 64 South Korean

See Full Page