The Enforcement Rules of the Prison Act Article 56
When a prisoner is released, his/her name, place of origin, photograph, fingerprint and other physical features shall be verified.
中文原文 監獄行刑法施行細則第56條
釋放受刑人時應查對名籍，核驗相片、指紋或其他身體特徵。
English translation for reference only; the Chinese text prevails. Not legal advice.