| On the basis of introducing the definition of maritime crimes, this paper puts forward the principles of determining the scope of maritime crimes, analyses the types and characteristics of maritime crimes; and puts forward the requisites to constitute a crime of piracy in international conventions, and appeals for making international conventions relating to punish the crime of maritime fraud; This paper also gives the proposals for further perfecting the existing laws of punishing maritime crimes in China; It also gives the principles which should be insisted in respect of determining the jurisdiction of international and regional maritime crimes. |