Regulations for the Auction of Domestic Land and Improvements Acquired by Foreigners That Are Not Used in Accordance with Regulations Article 14

If there are preferential rights for auctioned land and improvements, those with preferential rights the awarding of the bid shall prepay the appropriate deposit amount within ten days of the day following notification receipt to indicate willingness to make the preferential purchase. The preferential right shall be deemed to be forfeited if payment is not made within the stipulated period.For those deemed to have forfeited their preferential right, the municipality or country (city) government shall present certification documents when applying to register the ownership transfer in accordance with Article 97 of the Land Registration Rules.
中文原文 外國人未依規定使用其投資取得國內土地及其改良物逕為標售辦法第14條
逕為標售之土地及其改良物,如有優先購買權者,決標後應通知優先購買權人於通知送達之次日起十日內,預繳相當於保證金金額之價款,表示願意優先承購。
逾期未繳,視為放棄優先購買權。
視為放棄優先購買權者,於申辦所有權移轉登記時,直轄市或縣(市)政府應出具證明文件,依土地登記規則第九十七條規定辦理。

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