Legal analysis: the entrusted agent in civil litigation is not necessarily a lawyer, but also a legal worker, a relative of a party or a staff member of a unit. In criminal cases, only lawyers can act as entrusted agents, but citizens can't; In general civil cases, except those with no capacity for civil conduct, those with limited capacity for civil conduct, those who may harm the interests of the principal, and those that the people's court considers unsuitable to act as agents ad litem, agents may be entrusted.
Legal basis: Article 58 of the Civil Procedure Law of People's Republic of China (PRC), the parties and legal representatives may entrust one or two persons as agents ad litem. The following persons may be entrusted as agents ad litem: (1) lawyers and grassroots legal service workers; (2) Close relatives or staff members of the parties concerned; (three) citizens recommended by the community, units and relevant social groups where the parties are located.