1. Director of the 41st-45th Chinese Institute of Textile Engineers (1/2002—1/2012)
2. General Secretary of the 46th-49th Chinese Institute of Textile Engineers (1/2012—1/2020)
3. General Secretary of the 1st and 2nd The Chinese Intelligent and Energy-Saving Materials Association (9/2011—8/2015)
4. Director of the 9th to 10th Taiwan Society for Chitin and Chitosan (6/2016-6/2020)
5. Assistant Professor, Associate Professor and Professor of General Education Center, Graduate Institute of Biomedical Engineering Materials, and Graduate Institute of Biotechnology and Biomedical Engineering of Central Taiwan University of Science and Technology (2/2003—7/2018)
6. Dean of Research and Development of Central Taiwan University of Science and Technology (8/2015—11/2016)