The provisions of the Criminal Procedure Law on the arrest of public security organs include: when the public security organ requests the arrest of a criminal suspect, it shall write a letter of approval for the arrest; It shall be transferred to the people's procuratorate at the same level for examination and approval together with the case files and evidence. The people's procuratorate shall, within seven days after receiving the approval letter from the public security organ, make a decision on whether to approve or disapprove the arrest.
Legal objectivity:
People's Republic of China (PRC) Lawyers Law
Article 34
Lawyers who act as defenders have the right to consult, extract and copy the case files from the date when the people's procuratorate examines and prosecutes the case.
People's Republic of China (PRC) Lawyers Law
Article 35
The entrusted lawyer may, according to the needs of the case, apply to the people's procuratorate or the people's court to collect and obtain evidence or apply to the people's court to notify witnesses to testify in court.
If a lawyer investigates and collects evidence by himself, he may, with the lawyer's practice certificate and the certificate of the law firm, investigate the situation related to undertaking legal affairs with the relevant units or individuals.