Of course. The parties involved in labor dispute arbitration cases may entrust a lawyer as their agent. According to the provisions of my country's "Labor Dispute Mediation and Arbitration Law", if you entrust another person to participate in arbitration activities, you must submit a power of attorney to the Labor Dispute Arbitration Committee in advance. The power of attorney should specify the entrusted matters and authority, and be signed or sealed by the client. my country's Labor Dispute Mediation and Arbitration Law does not stipulate the scope of entrusting an agent, but my country's Civil Procedure Law does. If you are dissatisfied with the labor arbitration award and file a lawsuit in court, only lawyers, legal workers, and close relatives can be entrusted as agents.
Legal Basis
Civil Code of the People's Republic of China
Article 919 An entrustment contract is an agreement between the principal and the trustee, and the trustee shall handle the entrustment contracts for personal affairs.
Article 922: The trustee shall handle the entrusted affairs in accordance with the instructions of the principal. If the principal's instructions need to be changed, the principal's consent must be obtained; if it is difficult to contact the principal due to an emergency, the trustee shall properly handle the entrusted affairs, but shall promptly report the situation to the principal afterwards.