Do I need to show my labor arbitrator's card?

If anyone needs to be present. If a witness cannot be present for justified reasons, he may testify by written testimony, audio-visual transmission technology or audio-visual materials. However, if the arbitration commission notifies the witness to be present, the witness shall be present, and if he refuses to testify in court without justifiable reasons, the testimony will not be accepted.

Article 73 of the Civil Procedure Law of People's Republic of China (PRC) * * * Upon notification by the people's court, the witness shall testify in court. Under any of the following circumstances, with the permission of the people's court, written testimony, audio-visual transmission technology or audio-visual materials may be used to testify: (1) Unable to appear in court due to health reasons; (2) Being unable to appear in court due to long distance and inconvenient transportation; (3) Unable to appear in court due to force majeure such as natural disasters; (four) other legitimate reasons can not appear in court.