Article 146 The trial may be postponed under any of the following circumstances:
(a) the parties who must appear in court and other participants in the proceedings have justified reasons for not appearing in court;
(2) The party concerned temporarily applies for withdrawal;
(3) It is necessary to notify new witnesses to appear in court, obtain new evidence, re-authenticate, conduct an inquest or make supplementary investigations;
(4) Other circumstances that should be postponed.
According to the provisions of the Code for Lawyers' Participation in Criminal Proceedings:
Article 83 A lawyer shall appear in court on time after receiving the notice of hearing. If he is unable to appear in court for some reason, he shall contact the court in time to try to postpone the hearing.
In any of the following circumstances, the lawyer may request the court to postpone the hearing:
(a) the lawyer is unable to appear in court to perform his duties due to force majeure;
(two) the lawyer received more than two notices of holding a hearing at the same time, and was unable to participate in the hearing after receiving the notice;
(three) due to objective reasons, the lawyer can not arrive at the hearing place on time;
(4) Before the court session, the lawyer discovers important evidence clues and needs further investigation and evidence collection or applies for new witnesses to testify in court.