A 53-year-old Australian and a 30-year-old local man were arrested on Monday for alleged drug trafficking in Central on Hong Kong Island.

Customs officers investigated a parcel from Lithuania at Hong Kong International Airport on Saturday and found 10 kilograms of suspected gamma-butyrolactone (GBL), with an estimated market value of HK$200,000 (US$25,477), news website HK01.com reported.

After a follow-up investigation, officers from the Customs Drug Investigation Bureau raided to a residential apartment on Elgin Street in Central on Monday and arrested two men – an unemployed Australian man and the local man, who is a model. One of the suspects was the recipient of the drug parcel.

Officers confiscated eight kilograms of suspected drugs inside the apartment, including 3kg of suspected methamphetamine, 3kg of suspected GBL and 2kg of suspected cannabis, cannabis buds, cannabis resin, cocaine and ecstasy, together with over 100 tools for taking drugs and electronic scales.

The seized amount of suspected drugs was believed to have a market value of HK$1.9 million.

Investigators believed the suspected drugs were likely to be supplied to pubs in Lan Kwai Fong area. They planned to investigate the source of the drugs.