1970 MB BS(HK Univ.) /Cardiology Fellowship (Hammersmith Hosp. London).1975 set up 1st Echocardiographic Service in Hong Kong. 1990's introduced Cardiac CT there culminating in “Outcome of coronary plaque burden: a 10-year follow-up of aggressive medical management” in the journal of Cardiovascular Ultrasound in March 2010. 2008 - 2010 participated in the Chinese Univ. of HK ‘MACUSWIM study’ revealing an 8% increase in (L) Vent E.F. (p<0.01), and reduced perfusion defect segments after shock wave in 57% versus 20% of viable versus semi-viable territories, paving the way to explore SHOCKWAVE as an alternative for failed PCI/CABG cases. From 2020 further Shockwave research in conjunction with Univ. of HK