During 1997, 169.5 kilograms of opiate drugs, comprising opium and No.4 heroin, were seized, compared with 309.1 kilograms in 1996.

• 在一九九七年，本港检获鸦片及四号海洛英等鸦片类毒品共169.；5公斤，而在一九九六年则为309