Organization Act of the Department of National Treasury of the Ministry of Finance Article 7

The Department may appoint a human resources office, which is manned by one director, whose job is classified as referral appointment on job class 9, and is to carry out personnel management related measures as per legal requirements; the rest of the working personnel are to be filled in accordance with the staffing quota as cited herein.
中文原文 財政部國庫署組織條例第7條
本署設人事室,置主任一人,職務列薦任第九職等,依法辦理人事管理事項;其餘所需工作人員,就本條例所定員額內派充之。

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