Legal basis: People's Republic of China (PRC) Civil Procedure Law.
Article 136 When trying a civil case, the people's court shall notify the parties and other participants in the proceedings three days before the court session. If the hearing is held in public, the names of the parties, the cause of action, the time and place of the hearing shall be announced.
Article 85 Litigation documents shall be served directly on the addressee. If the addressee is a citizen, I will not give it to his adult family to sign for it; If the addressee is a legal person or other organization, it shall be signed by the legal representative of the legal person, the principal responsible person of other organizations or the responsible person of the legal person or organization; If the addressee has an agent ad litem, he may send it to his agent for signature; If the addressee appoints an agent to the people's court, it shall send it to the agent for signature. The date of receipt by the adult family members of the addressee, the legal person or other organization responsible for receiving the goods, litigation agent or agent shall be the date of delivery.