National Pingtung University of Science and Technology(NPUST)/Department of Tropical Agriculture and International Cooperation(DTAIC) Assistant Professor (2005~2009)
NPUST/DTAIC Associate Professor (2009~2010)
Win Men Biotech Sdn. Bhd., Malaysia, Technical director (2010~2011)
Warmminder Inc., Taiwan, Product manager (2011~2013)
NPUST/DTAIC Associate Professor (2013~2015)
NPUST/DTAIC Professor (2015~)