Malaysian police detained 20 men and seized 127 computers during an operation on seven gambling premises in the capital Kuala Lumpur and Selangor regions Tuesday, a police spokesman has confirmed.
The operation was part of the massive and ongoing Operation Dadu, and seven different locales were raided between late afternoon and late at night.
Police spokesman Khairi Ahrasa said the suspects, aged between 20 and 45 comprised guards and customers of the premises which were raided.
Besides computers, various internet access tools, books, business-related documents and cashwere also seized, he said.
Initial investigations revealed the gambling premises which were raided had been in operation since last month.