Company Act Article 279

In case of replacement of old share certificates by new ones as a result of a reduction in capital, the company shall, after the registration of such reduction in capital, serve a notice upon each shareholder and require all shareholders to exchange their share certificates for new ones within a period of not less than six months, and shall make it known to all shareholders that any person who fails to effect such exchange within the time limit may forfeit all rights he shall otherwise enjoy as a shareholder.Any shareholder who fails to make the exchange within the aforesaid time-limit shall forfeit all rights and privileges he shall otherwise enjoy as a shareholder, and the company may dispose of his shares by auction and pay the proceeds realized there-from to such shareholder.Responsible persons of the company who violate the provision of Paragraph One pertaining to the time limit for notice shall be severally subject to a fine of not less than NT$3,000 but not more than NT$15,000.
中文原文 公司法第279條
因減少資本換發新股票時,公司應於減資登記後,定六個月以上之期限,通知各股東換取,並聲明逾期不換取者,喪失其股東之權利。
股東於前項期限內不換取者,即喪失其股東之權利,公司得將其股份拍賣,以賣得之金額,給付該股東。
公司負責人違反第一項通知期限之規定時,各處新臺幣三千元以上一萬五千元以下罰鍰。

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