Presidential and Vice Presidential Oath Act Article 3

The oath of the President is in accordance with the provision of Article 48 of the Constitution. The oath of the Vice President is as follows:“I do solemnly and sincerely swear before the people of the whole country that I will observe the Constitution and be loyal to the nation. Should I break my oath, I shall be willing to submit myself to severe punishment by the State. This is my solemn oath.”
中文原文 總統副總統宣誓條例第3條
總統之誓詞,依憲法第四十八條之規定。
副總統之誓詞如左:「余謹以至誠,向全國人民宣誓。
余必遵守憲法,效忠國家,如違誓言,願受國家嚴厲之制裁。
謹誓。」

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