The right of defense means that lawyers guide criminal defendants and their defenders to defend, refute, and defend the crimes they are accused of and prosecuted from various aspects such as facts, evidence, laws, penalties, etc., in order to safeguard The legitimate rights and interests of the defendant, the right to have the case handled fairly and legally; refer to the rights granted by the Criminal Procedure Law to the parties and their defenders to conduct prosecution and defense activities. The first is to improve the right of lawyers to participate and extend lawyer defense to investigation procedures. It stipulates that criminal suspects can entrust a defender from the date when compulsory measures are taken, and gives lawyers the right to be present during part of the investigation process. Second, improve lawyers’ rights to investigate and collect evidence. First, it is stipulated that lawyers have the right to investigate and collect evidence from the date when compulsory measures are taken against a criminal suspect. At the same time, the restriction that defense lawyers must obtain the consent of witnesses, relevant units and individuals, and not the procuratorate and the court, is eliminated for investigation and evidence collection. The second is to establish a system of lawyer investigation orders and witness appearance orders. The third is to improve lawyers' right to review papers. It stipulates that lawyers can go to the procuratorate to read, extract, and copy case files from the date the procuratorate examines the prosecution. At the same time, a procedural relief mechanism has been introduced. For cases in which defense lawyers are unable to review the case in judicial practice, the lawyer can apply to the higher-level procuratorate or court, and the higher-level agency will order the lower-level agency to protect the lawyer's right to review the case. Fourth, improve the legal aid system. The first is to establish a public interest lawyer system. The state should establish a team of public interest lawyers specializing in legal aid work and provide financial support to ensure the stable development of the team. Second, set certain conditions for legal aid lawyers in criminal cases, such as stipulating that only lawyers with a certain number of years can serve as defense lawyers. Third, establish an assessment and reward and punishment system for legal aid lawyers, reward lawyers with outstanding performance, and set certain punitive measures for lawyers who do not actively perform their duties. I hope the above content can help you solve related problems. If you have any questions, please feel free to consult a lawyer on this website.