Legal analysis: 1. To study the case file materials, we need to know that we have a comprehensive grasp of the evidence of the whole case. Second, study the case file materials and master the evidence content that is unfavorable to the defendant. Third, study the case file materials and master the evidence content that is beneficial to the defendant. Four, the pre-trial meeting should discuss three key issues: the order of court questions and evidence, the order of cross-examination, and the defendant's right to be present. 5. When preparing cross-examination opinions in court, it is necessary to prepare some key evidence for display. 6. Defenders need to pay special attention to the legality of evidence sources when presenting evidence. Seven, the court debate stage, it is necessary to summarize and sublimate the basic arguments.
Legal basis: Article 33 of the Criminal Procedure Law of People's Republic of China (PRC). In addition to exercising the right of defense, criminal suspects and defendants may also entrust one or two people as defenders. The following persons may be entrusted as defenders:
(1) lawyers;
(2) A person recommended by a people's organization or the unit to which the criminal suspect or defendant belongs;
(3) Guardians, relatives and friends of criminal suspects and defendants.
A person who has been sentenced to punishment according to law or deprived of or restricted personal freedom shall not act as a defender.
A person who has been dismissed from public office or has his lawyer's or notary's practice certificate revoked may not act as a defender, except the guardian or near relative of the criminal suspect or defendant.