The vast Pacific Ocean, a treaty 2 m-long giant shark dragged on the fishing boats. Sailors come up with power saws, neatly amputated all its fins. Followed by "bang" is heard, sharks residual body was thrown into the sea, blood dyed the sea immediately. Be "live to take wing," the shark, desperately struggling to swing, but to no avail, and instantly it will be submerged by the sea. This is an extremely tragic soul-stirring scene of the movie is not a fictional plot, but in real life played the real scenes. According to Environmental Protection Agency statistics, the annual global trade in shark fin on the market reached 40 million. The figures are alarming. However, due to insufficient knowledge and lack of research, people have many misconceptions of sharks, so although there are so many sharks are being caught, but also the plight of sharks can hardly have more sympathy. Ferocious animal? Shark, often seen as the most ferocious of marine animals. Most people believe that sharks are the murderous of the believers, UC InfoTech cannibalism, sharks thus carry a heinous infamy. In fact, humans have been attacked and accidents compared to other animals, shark attacks on humans can only be considered only a small number of events. Most of the world of sharks is relatively mild and will not unduly wounding or killing, and some even playing with humans. In fact, the number of casualties has been attacked by a shark are far less than the dog to human harm. However, in real life, people's murderous behavior of sharks often exaggerated.