Ilex has over 30 years of experience in financial sector, NGOs and social enterprises. Through I-Enterprise, he has exemplified how cross-sector collaboration can unleash neglected productivity of people with disability and underprivileged communities alongside with co-creating stakeholder interests sustainably since 2012. Ilex currently serves with different roles including Chairman of I-Enterprise Foundation, Senior Advisor to UNDP SDG Impact Finance and Adjunct Professor of City University of Hong Kong.