Regulations Governing Foreign Exchange Business of Securities Enterprises Article 19

Securities enterprises that have obtained the qualification to engage in proprietary trading of domestic bonds may also engage in proprietary trading of foreign currency denominated international bonds without making an application.
中文原文 證券業辦理外匯業務管理辦法第19條
證券業已取得國內債券自行買賣業務資格者,得不經申請逕行從事外幣計價國際債券之自營業務。

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