Act of Military Service System Article 12

Those who have attended and passed the Basic Educations of the Standing Ranking Officer or Standing Non Commission Officer can separately be appointed as an Officer or appointed a position in accordance with the law, and join the Standing Ranking Officer or Standing Non Commission Officer service.Those who have attended and passed the Basic Educations of the Reserved Ranking Officer or Reserved Junior Office, and was issued with an appropriate Certificate of a Reserved Ranking Officer or Reserved Non Commissioned Officer, can serve in the Reserved Ranking Officer or Reserved Non Commissioned Officer Service, or after being appointed a rank according to the law, can serve in an Active Service as regulated on Item-2 of Article-9, and Item-2 of Article-10.
中文原文 兵役法第12條
受常備軍官或常備士官基礎教育期滿成績合格者,依法分別任官任職,服常備軍官或常備士官之現役。
受預備軍官或預備士官基礎教育期滿成績合格者,授給預備軍官或預備士官適任證書,服預備軍官役或預備士官役,或依法予以任官後,依第九條第二項,第十條第二項之規定服現役。

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