A total of $1.04 billion in drugs have been confiscated after a 16-day Interpol operation with South Korea and six other nations, Seoul-based Yonhap News reported Wednesday.
The operation was conducted in Thailand, Myanmar and Laos -- dubbed the Golden Triangle -- where 29 convicts were arrested.
Police said the operation codenamed "Lionfish-Mayag II." was conducted from July 22 to Aug. 7.
The U.S., Cambodia and Australia aided the operation.
About 1.5 tons of ketamine was among the drugs seized.