Code of Civil Procedure Article 268-2

Where a party either fails to submit pleadings or to state evidence in accordance with the provisions of Articles 267 and 268, and the third paragraph of the preceding article, the court may, on motion or on its own initiative, order such party to explain the reasons by pleadings.Where the party fails to explain in accordance with the provision of the preceding paragraph, the court may apply the provision of Article 276 mutatis mutandis or take such fact as part of the entire import of oral argument in forming its decision.
中文原文 民事訴訟法第268-2條
當事人未依第二百六十七條、第二百六十八條及前條第三項之規定提出書狀或聲明證據者,法院得依聲請或依職權命該當事人以書狀說明其理由。
當事人未依前項規定說明者,法院得準用第二百七十六條之規定,或於判決時依全辯論意旨斟酌之。

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