Aircraft Flight Operation Regulations Article 275

The repairs or alternations of aircraft shall comply with pertinent airworthiness regulatory requirements of CAA.Procedures shall be established by an operator to ensure that the approved/accepted supporting data of repairs or alternations in compliance with the airworthiness requirements are retained.
中文原文 航空器飛航作業管理規則第275條
航空器之修理或改裝,應符合民航局相關適航規定。
航空器使用人應建立程序,以保存符合適航規定之修理或改裝所使用之佐證資料。

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