What evidence is needed to eliminate evil?

Legal analysis: Informants should truthfully report the situation, and any evidence to prove triad involvement can be provided. Although the report letter is not necessarily so strict with the evidence supporting the facts, it should also be supported by at least evidence, and it should not be all irrelevant rumors.

Legal basis: Article 112 of the Criminal Procedure Law of People's Republic of China (PRC), the people's court, the people's procuratorate or the public security organ shall, within their jurisdiction, timely examine the materials of reporting, accusing, reporting and surrendering themselves, and if they think that there are criminal facts that need to be investigated for criminal responsibility, they shall file a case; If it is considered that there are no criminal facts, or the criminal facts are obviously minor, and it is not necessary to pursue criminal responsibility, the case shall not be filed, and the complainant shall be informed of the reasons for not filing the case. If the complainant refuses to accept it, he may apply for reconsideration.