Sanwa BioTech has a diverse and educated management team.


William is the founder of Sanwa BioTech. He has extensive knowledge in electronics, optics, precision mechanics and advanced manufacturing technologies. William is a renowned technologist and inventor, having obtained numerous design and invention awards covering telecommunications, opto-mechatronics and biotechology as well as 80 patents.

William Yim

Executive Chairman & Founder,

Chief Technical Officer

Kelvin Chiu

Kelvin is the co-founder of Sanwa BioTech. He was involved in multiple M&A projects and global integrations including the US$700 million acquisition of Next-Gen sequencer company, Ion Torrent. Kelvin has extensive experience in advanced biotechnology and operational strategy, and he holds a M. Phil degree in molecular biology from the University of Hong Kong and MBA from Anderson School of Business UCLA.

MBA, MPhil

Chief Executive Officer

Isabelle Dutry

Dr. Dutry has over 15 years of international infectious disease research experience and worked in Institute Pasteur during the SARS and avian influenza outbreak.


Chief Scientific Officer

Peter Ying

Peter has over 10 years of financial management, internal controls, risk management and financial reporting experience. He is a Member of the Hong Kong Institute of Certified Public Accountants.


Chief Financial Officer

Joey Ying

Joey is an environment engineering expert with over 40 years of experience. Joey is a HK delegate of Tianjin Municipal Committee in the Chinese People’s Political Consultation Conference.


Vice Chairman

Wong Ming Yam

MY is the former senior vice president of Royal Philips Electronic, and former Deputy Chairman of HKPC, former Chairman of HKASTRI, former director HKSTP.MY is passionate about innovation and technology development.


Non Executive Director

Sam Ng

Sam is a successful brand builder and businessman. He is the founder and President of Max Choice, an international well-known Hong Kong brand, and he strives to incubate Hong Kong talents and technologies.


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Siu Mei Lee

Siu Mei has been working for 25 years in corporate governance and policy, financial and logistics management, and human resources.

General Manager

Senior Scientist

Mike Au

Mike has more than a decade of participatory experience in basic and clinical microbiology research. His Ph.D. thesis was completed at University of Hong Kong. Mike is author of over 20 peer-reviewed publications and was PI/Co-I of over 5 local research grants focused on the molecular mechanisms underlying protein functions in bacteriophages and mycobacteria.

Lok Choi

Lok was a Product & Process Scientist in a bioprocess plant in New Zealand. He developed manufacturing processes for various FDA and CE-IVD registered IVD controls for major players in the global IVD market. Prior to that, he worked in Antibody & Immunoassay Services - the commercial sector of the State Key Laboratory for Pharmaceutical Biotechnology based in the University of Hong Kong.


Senior Scientist

Witson Chan

Witson has comprehensive knowledge in electronic hardware and software design, extensive experience in the field of electronic appliance R&D and manufacturing. He is also a certified six sigma black belt professional. He is focusing on platform R&D projects and setup automatic production lines for BioChip manufacturing expansion.


Engineering Manager

Senior Software Engineer

Shao Wei

Wei got her PhD from Nanyang Technological University, Singapore. Before moving to Hong Kong, she has over 10-year experience on the product software in medical device and in vitro diagnostics industry in Singapore, including Biobot Surgical, Veredus Laboratories and etc.

Advisory Committee Members 
Technical & Scientific Advisory Committee
Prof. Aaron Ho

Professor, Department of Biomedical Engineering

Chinese University of Hong Kong

Prof. C. K. Michael Tse

Associate Head and Chair Professor, Department of Industrial and Systems Engineering

Hong Kong Polytechnic University

Prof. CHEAH, Kok Wai

Head/Professor, Department of Physics

Hong Kong Baptist University

Dr. Jörg Nestler 

Founder & managing director

BiFlow Systems GmbH

Ir. Prof. K.L. Yung, BBS

Sir Sze-yuen Chung Professor in Precision Engineering; Chair Professor of Precision Engineering and Associate Head

Hong Kong Polytechnic University

Prof. Ka Ming NG

Professor Emeritus, Department of Chemical and Biological Engineering

Hong Kong University of Science and Technology

Strategic & Business Development Committee
Dr. Lewis Chan

Managing Partner

Maunakai Capital Partners (Hong Kong) Ltd.

Mr. Tony Li

Former director of product marketing

Apple Inc.

Medical Advisory Committee
Dr. YU Cheuk Man

Director, Heart Centre

Hong Kong Baptist Hospital

Dr. Charles Chan

Director of Business Development

Virtus Medical Group