Legal basis: People's Republic of China (PRC) Lawyers Law.
Article 34 An entrusted lawyer shall have the right to consult, extract and copy the litigation documents and files related to the case from the date when the case is examined and prosecuted. The entrusted lawyer has the right to consult, extract and copy all materials related to the case from the date when the people's court accepts the case.
Article 35 An entrusted lawyer may, according to the needs of a case, apply to a people's procuratorate or a people's court to collect and obtain evidence, or apply to a people's court to notify witnesses to testify in court. A lawyer who investigates and collects evidence by himself 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. Accordingly, lawyers can obtain evidence at the police station with lawyer's certificate and letter of introduction in civil cases. This includes the transcripts of inquiries made by the police station to relevant parties.