Prof. Zheng’s main research interests include biomedical ultrasound instrumentation, soft tissue elasticity measurement and imaging, 3D ultrasound imaging, and smart aging technologies. He is a Senior Member of IEEE, a Fellow of Hong Kong Institution of Engineers (HK), Secretary of World Association of Chinese Biomedical Engineers (2017-2019), the past Chair of Biomedical Engineering Division of HKIE and Honorary Advisor of Hong Kong Medical and Healthcare Device Industry Association (HMHDIA). He also serves as the President of Guangdong Hong Kong Macau Chapter of the International Society of Gerontechnology. He serves as Associate Editor and Editorial Board Members for some leading journals in the field.