Labor Standards Act Article 7

(I)An employer shall prepare and maintain a worker record card indicating the name, sex/gender, birth date, place of ancestral origin, educational background, address, national identification card number, employment starting date, wage, labor insurance starting date, merits and demerits, injury and disease and other significant facts of each worker.(Ⅱ)The worker record card referred to in the preceding Paragraphshall be kept on file by the employer for at least five years after the date a particular worker ceases to be employed.
中文原文 勞動基準法第7條
雇主應置備勞工名卡,登記勞工之姓名、性別、出生年月日、本籍、教育程度、住址、身分證統一號碼、到職年月日、工資、勞工保險投保日期、獎懲、傷病及其他必要事項。
前項勞工名卡,應保管至勞工離職後五年。

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