I. Criteria for Determining Criminal Cases Involving Gangs and Evil Criminal cases refer to gangs that often get together and commit illegal and criminal activities for many times in a certain area or industry by violence, threats or other means, doing evil, disrupting the economic and social life order and causing adverse effects, and have not yet formed an underworld organization. The characteristics and identification criteria of evil forces (1) are numerous (generally more than three), and the key members of the pickpockets are relatively fixed and have certain organizational forms. Note: the number of people is large, and the requirement cannot be less than three; "Relatively fixed" means that the convener or key members must participate in at least two criminal cases of 8 categories plus 3 categories. (2) Illegal and criminal activities are generally manifested as extortion, forced trading, bullying, affray, affray, illegal detention, intentional injury, robbery, etc. , with a certain diversity. Note: The case of eight plus three defines the scope of the case. In principle, cases committed by gangs must belong to the category of eight plus three cases. In addition, a single robbery gang case can only be recognized if two specific conditions are met; Two specifics: the specific location refers to robbery or carjacking around the school; The criminal act of robbing a student by a specific person. Simple prostitution gangs, drug addicts and drug traffickers are generally not recognized if they do not have open conditions and are obviously bad in nature. Many times (at least three of which constitute criminal cases) have committed illegal and criminal acts by means of threats of violence and harassment, which has certain openness. Note: "publicity" means that at least two of the three criminal cases fall within the scope of eight plus three cases in this article; "At least three criminal cases" can be the same crime. (3) forming a deterrent force in a certain region or industry, disrupting the order of economic and social life and causing adverse social impact. Note: A condition of bad social impact is that the time for the gang to form must not be less than two months, that is, the time between the first case and the last case of the gang must be more than two months. Two. Definition of the crime of organized crime of underworld nature The first paragraph of Article 294 of the Criminal Law stipulates that: those who organize, lead and actively participate in organized illegal and criminal activities by violence, threats or other means, dominate one side, commit evil deeds, oppress and harm the masses, and seriously undermine the order of economic and social life. According to the National People's Congress Standing Committee (NPCSC)'s interpretation of the first paragraph of Article 294 of the Criminal Law of People's Republic of China (PRC), "underworld organization" should have the following characteristics: (1) Organizational characteristics: a relatively stable criminal organization with a large number of people, clear organizers and leaders, and basically fixed backbone members; (2) Economic characteristics: organized to obtain economic benefits through illegal and criminal activities or other means, and have certain economic strength to support the activities of the organization; (3) Behavioral characteristics: using violence, threats or other means to organize illegal and criminal activities for many times, doing evil, suppressing and hurting the masses; (4) Characteristics of illegal control or significant influence: illegal control or significant influence is formed in a certain area or industry through the implementation of illegal and criminal activities, or the use of state functionaries to shield, connive and monopolize one party, which seriously undermines the economic and social life order. The above are the characteristics and identification standards of crimes involving black and evil organized by Bian Xiao. From the above, we can know the definition, characteristics and identification standards of this kind of crime. If you still have questions about the above contents, you can consult a lawyer online. I hope the above content is helpful to you.