Code of Civil Procedure Article 436-28

No party may present additional means of attack or defense in the proceeding in the second instance, except in cases where such means of attack or defense were prevented from being presented as a result of the lower court acting in contravention of the laws and regulations.
中文原文 民事訴訟法第436-28條
當事人於第二審程序不得提出新攻擊或防禦方法。
但因原法院違背法令致未能提出者,不在此限。

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