The Organization Act of the National Audit Office Article 7

The National Audit Office shall have two to three Deputy Auditor-Generals at senior grade 14 to help the Auditor-General dealing with the Office affairs.
中文原文 審計部組織法第7條
審計部置副審計長二人至三人,職務列簡任第十四職等,輔助審計長處理部務。

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