Mining Act Article 24

If an exploration right applicant submits an application form for a mining right for the same type of mineral over the same claimed area which overlaps with another mining claimed area applied by other applicant, the arrival date of the application form for the exploration right shall be deemed as the arrival date of the application form for the mining right.
中文原文 礦業法第24條
探礦申請人對於同種之礦質,變更為採礦之申請,如申請地與他人採礦申請地有重複時,其探礦申請書到達之日,視為採礦申請書到達之日。

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