CEO of Maccaferri Innovation Center Presented at GEO, Feb 2016 "Geotechnical Hazards Protections and Certifications'
Concrete Canvas Seminar, Feb 2017 "Introduction of Concrete Canvas Technology"
Seminar Seminar, July 2016 "How Silt Curtain is Designed, Deployed, Maintained and Priced"
Exhibition at HKIE Seminar, March 2015 "Inspire the Young - What a Civil Engineer Must Know"
Maccaferri Seminar, May 2013 "Innovative Engineered Solutions for Safe and Cost-efficient Underground Excavation"