Drug haul: Customs officers have seized 307kg of ketamine and 10kg of "ice" worth $41.3 million at Hong Kong International Airport.

Customs officers have seized 307kg of ketamine and 10kg of "ice" worth $41.3 million at Hong Kong International Airport.

Officers checked a cargo shipment declared to be containing 40 speakers from Singapore November 22 and found the drugs concealed inside them.

Through co-operation with Singaporean authorities, it was found the shipment originated from India.