PolyU alumni, Dr He Yiqun (賀毅群博士, 上海虹口區區委常委、統戰部部長、虹口海外聯誼會會長) visited PolyU on Thursday 10 August 2017. Our Dr Kevin Chan, Prof. TS Chung and Dr CW Yu joined the meeting with Dr He and followed by the visits at the University Research Facility in 3D Printing and House of Innovation. Dr HE was a PhD graduate in the Department of Electrical Engineering in 1996 and the visit was organized by PolyU AADO and CMAO.