行政院經濟建設委員會
In 1988-1989, he was appointed as the Vice Chairman of Council for Economic Planning and Development (CEPD) in which during his office term, he promoted major infrastructure projects, such as the straightening of Keelung River, the placement of Taipei City rail lines underground, the construction of the East-West Highway, the diversion of Chichi River and the expansion of Kaohsiung International Airport.