Serving concurrently as president of the Chungshan Institute of Science and Technology from 1982 to 1988, Hau implemented various projects for the research and development of weaponry, in particular the Ching-kuo indigenous defense fighter, the M48H tank, and various types of missiles, thus raising the ROC's level in weapons production.
為建立獨立自主的國防體系，他兼任中山科學研究院院長，推動多項國防武器研發計畫，尤其「經國號」戰機、M48 勇虎型戰車及各式飛彈的完成，使我國自製武器邁入新的境界。