Jurisdiction — Territorial — Conspiracy — Agreement concluded outside territorial jurisdiction — Continuation of agreement within territory — Acts within territory in furtherance of conspiracy — Acts of parties to agreement — Conspiracy aimed at State asserting jurisdiction — Whether sufficient to confer jurisdiction even where no acts take place within the territory of that State — Presumption against extraterritorial effect of legislation — When rebutted

Extradition — Double criminality — Jurisdiction — Whether crime would have been within jurisdiction of requested State — The law of Hong Kong