(a) Narcotics or psychotropic drugs prohibited by the Narcotics Hazard Prevention Act and the Controlled Drugs Act: heroin, morphine, opium, cocaine, coca leaves, poppy, poppy seeds, amphetamine, marijuana, marijuana seeds, marijuana derivatives containing over 10ppm of Tetrahydrocannabinol (THC), derived products of the said materials,etc. (passengers in need of controlled drugs are suggested to carry the doctor’s prescription)
(b) Firearms (shotguns, airguns, speargun, harpoon guns, gas guns, etc.), ammunition (bullets, explosives,etc.), and knives (sharpened samurai swords, brass knuckles, etc.) prohibited by the Controlling Guns, Ammunition and Knives Act. The export of such articles shall have prior approval from the principal police department.