Government Procurement Act Article 60

Where an entity notifies a supplier to explain, reduce price, engage in price reduction and comparison, negotiate, modify the content of the original tender, or re-submit a new price offer in accordance with Articles 51, 53, 54 or 57 hereof, and the supplier fails to respond within a time-limit set forth in the notification, then such supplier is deemed waiving its rights.
中文原文 政府採購法第60條
機關辦理採購依第五十一條、第五十三條、第五十四條或第五十七條規定,通知廠商說明、減價、比減價格、協商、更改原報內容或重新報價,廠商未依通知期限辦理者,視同放棄。

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