- June- August 2021, GSK Singapore (GlaxoSmithKlinePharmaceutical industry company), presenter and a committee member in GSK Naturopath Virtual Advisory Board Meeting for discussion and evaluation of a new formula of natural medicine product
- The sole representative of “Bioinfra Life Science” and “iFounder”, a collaboration of Samsung Cancer Research Centre and Seoul Medical University for development of cancer screening testing through blood sample
- Member of “the American Academy of Ozone Therapy”, USA, 2013 (www.aaot.us)
- Official Representative of “Sun Chlorella Corporation” (SCC) in the Middle East 2008- 2018, Kyoto, Japan
Activities that seem to represent choices are often inert reproductions of accepted practice.