2006-2007 Post-doctoral fellow, Center for Regenerative Biology and Departments of Animal Science, University of Connecticut, USA
2001-2003 Embryologist, Evergen Biotechnologies, Inc. Storrs, Connecticut, USA
2000-2003 Research Assistant, Dept. of Animal Science, University of Connecticut, USA
1999-2000 Research Assistant, Dept. of Animal Science, National Taiwan University, Taipei, Taiwan, ROC
1996-1997 Cooperative Extension Officer, Kung Chuan Dairy Co., Ltd., Taoyuan, Taiwan, ROC
1993-1994 Research Assistant, Dept. of Animal Husbandry, National Chia-Yi Institute of Agriculture, Chia-Yi, Taiwan, ROC