Intellectual Property Case Adjudication Rules Article 26

No written statement or motion of a party may be deliberated by the court in an action as in Paragraph 1, Article 10 of the Act if the party has not appointed an agent ad litem or if the agent ad litem it appoints fails to appear, unless the laws otherwise provides.
中文原文 智慧財產案件審理細則第26條
本法第十條第一項事件,除法律別有規定外,當事人未委任訴訟代理人或委任之訴訟代理人未到場時,其所為之書面陳述或聲請,法院不得斟酌。

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