1. Improve lawyers' right to participate and extend lawyers' defense to investigation procedures.
2. Improve lawyers' right to investigate and collect evidence.
(1) stipulates that lawyers have the right to investigate and collect evidence from the date when criminal suspects are subjected to compulsory measures, and at the same time cancels the restriction that defense lawyers need their own consent when investigating and collecting evidence from witnesses, relevant units and individuals, and do not need the consent of the procuratorate or the court.
(2) Establish the system of lawyer's investigation order and witness's appearance order.
3. Improve the lawyer's right to read papers.
4. Improve the legal aid system.