The traffic police in shanghai made administering law become a business, by which they can make money. Victims were arrested for being a illegal Taxi driver. However, they just gave somebody a lift or something like that. One of them named 孙中界 cut his finger to prove his innocent. But the local court's judgement said abuse enforcement and authority didn't exist. The judgement then sparked off huge public opinion. At last, he proved to be not guilty.