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M.S., National Chiao Tung University (Sept. 1993 ~ June 1995)
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B.S., National Cheng Kung University (Sept.1976 ~ June 1980)
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Minister, Environmental Protection Administration (Jan. 2019 ~ present)
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Deputy Minister, Environmental Protection Administration (Jan. 2006 ~ Jan. 2019)
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Deputy Magistrate, Taipei County Government (Mar. 2005 ~ Jan. 2006)
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Commissioner, Environmental Protection Department , Taipei County Government (Oct. 2000 ~ Mar. 2005)
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Executive Officer, Secretariat, Taiwan Provincial Government (July 1999 ~ Oct. 2000)
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Director, Northern Branch of Environmental Protection Center, Environmental Protection Bureau, Taiwan Provincial Government (Dec. 1997 ~ July 1999)
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Section Chief, Environmental Protection Bureau, Taiwan Provincial Government (Dec. 1996 ~ Dec. 1997)
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Section Chief, Environmental Protection Administration (Dec. 1988 ~ Dec. 1996)