Customs Personnel Management Act Article 10

The appointment of personnel affairs staff, accounting staff, statistics staff , and government ethics staff of Directorate General of Customs and its subordinate organizations shall be enforced in accordance with relevant applicable laws and regulations respectively.
中文原文 關務人員人事條例第10條
關稅總局及所屬機關之人事人員、主計人員及政風人員之任用,分別依照各該有關法律之規定辦理。

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