The ROC Office of the President Organization Act Article 2

The Office of the President shall establish the following bureaus and departments:(1) First Bureau;(2) Second Bureau;(3) Third Bureau;(4) Department of Special Affairs;(5) Department of Security Affairs;(6) Department of Public Affairs.
中文原文 中華民國總統府組織法第2條
總統府設下列各局、室:
一、第一局。
二、第二局。
三、第三局。
四、機要室。
五、侍衛室。
六、公共事務室。

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