The Criminal Speedy Trial Act Article 7

For the outstanding case with no final judgement being made for more than eight years from the date the case is subject to the jurisdiction of first instance, except for the case that a not-guilty verdict shall be announced in accordance with the law, the court shall reduce the sentence, upon the request of the accused or ex officio, and after considering the following circumstances which make it conclude that the right to a speedy trial of the accused is grossly violated and appropriate remedies shall be necessary to be provided:1. Whether the delay in litigation proceeding is caused by the accused;2. The balance between the complication of the case in terms of legality and facts and the delay in the litigation proceeding;3. Other matters related to the speedy trial.
中文原文 刑事妥速審判法第7條
自第一審繫屬日起已逾八年未能判決確定之案件,除依法應諭知無罪判決者外,法院依職權或被告之聲請,審酌下列事項,認侵害被告受迅速審判之權利,且情節重大,有予適當救濟之必要者,應減輕其刑:
一、訴訟程序之延滯,是否係因被告之事由。
二、案件在法律及事實上之複雜程度與訴訟程序延滯之衡平關係。
三、其他與迅速審判有關之事項。

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