1) Meet the suspect in time, understand the case, sort out the information and laws of the case, and let the suspect have a clear understanding of the case itself.
2) During the meeting, instruct the suspect how to get along with the case-handling unit, especially to protect their legitimate rights and interests and avoid being lured, cheated or even blackmailed by the investigation unit.
3) Inform them of their rights during the interview, such as the right to check the transcripts, the right to request supplements, changes and refusal to sign, the right of some criminal suspects to hire translators, the right to appeal and accuse, the right to refuse to answer questions irrelevant to the case, and the right to apply for bail pending trial.
4) Psychological counseling should be given to the suspect during the interview to inform his family members of their concern, so as to avoid the suspect being too anxious or nervous and affecting the truth of his confession or his health.
5) Communicate with the case handling unit to understand the case and further verify the relevant information of the case.
6) Give legal opinions, including those that do not constitute a crime, are light and are found guilty.
7) Handling bail pending trial for criminal suspects.