1. Apply at the pre-trial meeting: The pre-trial meeting is an important link in criminal proceedings, and lawyers can apply to the court for insufficient evidence and unclear facts at the pre-trial meeting. Lawyers can list the shortcomings of relevant evidence and put forward reasons for further evidence collection.
2. Submit a written application: If the problem cannot be solved at the pre-trial meeting, the lawyer may submit a written application to the court. The written application shall include the reasons for the application, the supporting materials with insufficient evidence and the specific contents of the evidence to be collected.