M.S., National Chiao Tung University (Sept. 1993 ~ June 1995)

B.S., National Cheng Kung University (Sept.1976 ~ June 1980)

Minister, Environmental Protection Administration (Jan. 2019 ~ present)

Deputy Minister, Environmental Protection Administration (Jan. 2006 ~ Jan. 2019)

Deputy Magistrate, Taipei County Government (Mar. 2005 ~ Jan. 2006)

Commissioner, Environmental Protection Department , Taipei County Government (Oct. 2000 ~ Mar. 2005)

Executive Officer, Secretariat, Taiwan Provincial Government (July 1999 ~ Oct. 2000)

Director, Northern Branch of Environmental Protection Center, Environmental Protection Bureau, Taiwan Provincial Government (Dec. 1997 ~ July 1999)

Section Chief, Environmental Protection Bureau, Taiwan Provincial Government (Dec. 1996 ~ Dec. 1997)

Section Chief, Environmental Protection Administration (Dec. 1988 ~ Dec. 1996)