Code of Civil Procedure Article 132

Where there is no limitation on an advocate's authority to receive service, service shall be effectuated upon the advocate, except where the presiding judge may order the service to be effectuated upon the party represented when he/she considers it necessary to do so.
中文原文 民事訴訟法第132條
訴訟代理人受送達之權限未受限制者,送達應向該代理人為之。
但審判長認為必要時,得命送達於當事人本人。

English translation for reference only; the Chinese text prevails. Not legal advice.