Kwun Tong police carried out Operation Braveduke on Sunday midnight, which saw officers patrolling several party rooms and upstairs bars in the district.

They found 15 men and 4 women, aged between 21 and 26, drinking inside an unlicensed bar. They were arrested and also fined HK$5,000 each.

Officers seized 39 cans of beer and 62 bottles of liquor with a total value of HK$50,000.

All of the arrested were detained for investigation.