Criminal Code of the Armed Forces Article 5

If an offence in the Criminal Law of Republic of China or other laws committed by a soldier within the occupied territory of the army of Republic of China will be considered an offence committed within the territory of the Republic of China.
中文原文 陸海空軍刑法第5條
現役軍人在中華民國軍隊占領地域內犯中華民國刑法或其他法律之罪者,以在中華民國領域內犯罪論。

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