Board Members and Management

Mr. Choi Man Shing

Chairman and Executive Director

Mr. Choi Man Shing (蔡文成), aged 71, is the Chairman and an Executive Director of the Company, the chairman of the Nomination Committee and a member of the Remuneration Committee. He currently serves as a director of many subsidiaries of the Company. Mr. Choi is the founder of the Group and primarily responsible for formulating long-term development and marketing strategies of the Group. He has over 45 years of management experience in the manufacturing industry in Hong Kong and the PRC. Mr. Choi is (i) the father of Mr. Choi Cheung Tai Raymond, an Executive Director and Chief Executive Officer of the Company; (ii) the spouse of Ms. Liu Pui Ching, the Controlling Shareholder; and (iii) a director of VINCENT RAYA INTERNATIONAL LIMITED (the Controlling Shareholder) and certain of its subsidiaries.

Mr. Choi Cheung Tai Raymond

Chief Executive Officer and Executive Director

Mr. Choi Cheung Tai Raymond (蔡章泰), aged 42, is an Executive Director and Chief Executive Officer of the Company. He also currently serves as a director of various subsidiaries of the Company. Mr. Raymond Choi joined the Group in May 2020 and is primarily responsible for overseeing the corporate management of the Group, formulating our business and product development strategies. He is (i) the son of Mr. Choi Man Shing, an Executive Director, Chairman of the Board and the Controlling Shareholder; (ii) the son of Ms. Liu Pui Ching, the spouse of Mr. Choi Man Shing and the Controlling Shareholder; and (iii) a director of VINCENT RAYA INTERNATIONAL LIMITED (the Controlling Shareholder) and certain of its subsidiaries.

Mr. Raymond Choi obtained a degree of bachelor of science majoring in industrial engineering from The Pennsylvania State University, the US in May 2005 and a degree in master of business administration through distance learning from The University of Manchester, the United Kingdom in June 2014. Mr. Raymond Choi is a corporate member of The Hong Kong Institution of Engineers and a Professional Engineer (Manufacturing, Industrial and Systems) registered with the Engineers Registration Board, a body corporate established under the Engineers Registration Ordinance (Chapter 409 of the Laws of Hong Kong). He is a Registered Lean Sigma Black Belt of the Six Sigma Institute and a Certified Six Sigma Black Belt of the China Association for Quality. He is an Executive Board Member, a member of each of the Quality and Regulatory Affairs Panel and the Greater Bay Area Panel of the Hong Kong Medical and Healthcare Device Industries Association. He is also a member of Expert Review Panel of Logistics and Supply Chain MultiTech R&D Centre Limited. He has also been appointed as an industrial advisor of the Technology Transfer Management Committee and the Intellectual Property Assessment Committee of The Hong Kong Polytechnic University.

Mr. Raymond Choi has over 18 years of experience in industrial engineering and operations management across medical device, cosmetics and beauty products and industrial and semiconductor system. Throughout his career he has worked for companies including MEDRAD, Inc. (subsequently acquired by Bayer AG), Sanmina-SCI Enclosure Systems (Asia) Ltd., VINCENT RAYA CO., LIMITED, Dongguan Zensee Printing Limited (a subsidiary of Q P Group Holdings Limited (stock code: 1412.HK)) and Elegance Industrial Co., Ltd. (a subsidiary of Crystal International Group Limited (stock code: 2232.HK)).

Mr. Koh Ming Fai

Executive Director

Mr. Koh Ming Fai (許明輝), aged 50, is an Executive Director of the Company and the chairman of the Risk Management Committee. He currently serves as the Vice President of OEM Business of the Group and a director of various subsidiaries of the Company. Mr. Koh joined the Group in September 2000 and is primarily responsible for managing the business operations of the Group.

Mr. Koh received a bachelor’s degree in science in mechanical engineering from University of Alberta, Canada in June 2000 and a master’s degree in business through distance learning from the University of Newcastle, Australia in May 2009. He is a member of the Hong Kong Institution of Engineers and he was admitted as a member of the biomedical discipline of the Hong Kong Institution of Engineers through the founding member route in January 2007. He is also a professional engineer (biomedical) registered with the Engineers Registration Board, a body corporate established under the Engineers Registration Ordinance (Chapter 409 of the Laws of Hong Kong). He is also elected as a member of the Institution of Mechanical Engineers and was registered as a chartered engineer in April 2008.

Mr. Koh is currently a member of each of the External Relations Panel, the Quality and Regulatory Affairs Panel and the Greater Bay Area Panel of the Hong Kong Medical and Healthcare Device Industries Association. He served as an Executive Board Member of the Hong Kong Medical and Healthcare Device Industries Association for the terms from 2017 to 2022.

Mr. Fu Kwok Fu

Executive Director

Mr. Fu Kwok Fu (符國富), aged 53, is an Executive Director of the Company and the chairman of the Environmental, Social and Governance Committee. He currently serves as the Vice President of Engineering and R&D of the Group and a director of various subsidiaries of the Company. Mr. Fu joined the Group in June 1997 and is primarily responsible for overseeing the R&D and initiating product development through integrating technologies and techniques. He has over 26 years of experience in the medical device manufacturing industry.

Mr. Fu obtained a bachelor’s degree in mechanical engineering from the University of Hong Kong in December 1997 and a master’s degree in business administration (general management) from The Hong Kong Polytechnic University in October 2009. He is a member of the Institution of Mechanical Engineer and was registered as a chartered engineer in April 2008 and is a member of the Hong Kong Institution of Engineers. He was admitted as a member of the biomedical discipline of the Hong Kong Institution of Engineers through the founding member route in January 2007 and serves a member of the committee of the biomedical division of the same institution.

Dr. Leung Ming Chu

Non-executive Director

Dr. Leung Ming Chu (梁明珠), aged 66, is a Non-executive Director of the Company and joined the Group in July 2023. She has extensive experience in commercial sales and marketing, management and operation. Dr. Leung is a consultant at Besteam Consultants Limited (“Besteam”) since September 2020. Besteam has provided consultancy services to Vincent Medical Manufacturing Co., Limited, an indirect wholly-owned subsidiary of the Company, in respect of operational improvements since July 2019. Besteam is wholly owned by Mr. Chan Ling Ming, the spouse of Dr. Leung and a former Independent Non-executive Director from 24 June 2016 to 13 June 2019. From January 1986 to August 1997, Dr. Leung worked at Caltex Oil Hong Kong Ltd., where her last position was the manager of commercial business unit. From August 1997 to January 2009, Dr. Leung worked as a principal lecturer of the Technical College of the Vocational Training Council.

From January 2009 to January 2018, Dr. Leung worked as an assistant executive director of the Vocational Training Council. Dr. Leung obtained a degree of bachelor of arts through distance learning from The Open University, the United Kingdom in December 1982, a degree of master of business administration through distance learning from The University of Warwick, the United Kingdom in July 1990 and a degree of doctor of business administration through distance learning from Macquarie University, Australia in April 2009. Dr. Leung is a Certified Professional Marketer (Asia) of the Asia Marketing Federation.

Mr. Mok Kwok Cheung Rupert

Independent Non-executive Director

Mr. Mok Kwok Cheung Rupert (莫國章), aged 65, is an Independent Non-executive Director of the Company and joined the Group in June 2016. Also, he is the chairman of the Remuneration Committee, as well as a member of each of the Audit Committee and the Nomination Committee. Mr. Mok obtained a bachelor’s degree in electrical engineering from the University of Sydney, Australia in March 1982 and a master’s degree in biomedical engineering from the University of New South Wales, Australia in October 1984.

Mr. Mok is currently (i) the Treasurer of the Executive Board; (ii) the Chair of the Greater Bay Area Panel; (iii) the Co-Chair of the Membership Affairs Panel; (iv) a member of the Product and Technology Development Panel; and (v) a member of the Quality and Regulatory Affairs Panel of the Hong Kong Medical and Healthcare Device Industries Association, respectively. He served as the Secretary General of the Executive Board of the Hong Kong Medical and Healthcare Device Industries Association for the terms from 2016 to 2022. He is a member of the Research Project Assessment Panel (Biotechnology), an assessor of the Enterprise Support Scheme Assessment Panel and a Peer Review Expert of the Research, Academic and Industry Sectors One-plus Scheme (RAISe+) of the Innovation and Technology Fund, Innovation and Technology Commission. He is also an industrial advisor on Undergraduate Program in BioEngineering of the Hong Kong University of Science and Technology.

Mr. Mok has over 39 years of experience in administrative management, sales and marketing and R&D of medical devices in the Asia Pacific region.

Mr. Au Yu Chiu Steven

Independent Non-executive Director

Mr. Au Yu Chiu Steven (區裕釗), aged 65, is an Independent Non-executive Director of the Company and joined the Group in June 2016. Also, he is the chairman of the Audit Committee. Mr. Au graduated from the University of East Anglia, the United Kingdom, with a bachelor’s degree in arts majoring in economics in July 1982. He further obtained a master’s degree in business administration from the University of Western Ontario, Canada in October 2000. Mr. Au was admitted as a chartered accountant of the Institute of Chartered Accounts in England and Wales in November 1987. He is also a fellow member of the Hong Kong Institute of Certified Public Accountants.

Mr. Au has more than 38 years of experience in accounting and finance. He worked as an accountant at an accounting firm in the United Kingdom from October 1982 to October 1987 and then at Arthur & Anderson & Co. from December 1987 to January 1989. During the period from August 1992 to April 2008, he was a director of a number of companies where he was responsible for overall corporate management, including China Everbright Securities (International) Limited and Anglo Chinese Securities Limited, both of which are finance and investment companies, and Kin Wah Hong Company Limited, a textiles trading company. Also, Mr. Au was an executive director of finance and administration of Matilda International Hospital from October 2002 to September 2019.

Mr. Au was appointed as an independent non-executive director of Expert Systems Holdings Limited (stock code: 8319.HK) on 15 March 2016.

Prof. Yung Kai Leung

Independent Non-executive Director

Prof. Yung Kai Leung (容啟亮), aged 74, is an Independent Non-executive Director of the Company and joined the Group in February 2017. Also, he is a member of each of the Audit Committee, the Nomination Committee and the Remuneration Committee. He graduated from Brighton University, the United Kingdom with a bachelor’s degree in electronic engineering in 1975. He further obtained a master’s degree in automatic control systems from Imperial College of Science, Technology and Medicine, London, the United Kingdom in 1976 and his doctorate in microprocessor applications in process control from the Plymouth University, the United Kingdom in 1985. He is a fellow member of the Hong Kong Institute of Engineers and a fellow of the Hong Kong Academy of Engineering Sciences. In 2015, Prof. Yung was awarded the Bronze Bauhinia Star for his contributions to scientific research.

Since 1986, Prof. Yung held various positions at The Hong Kong Polytechnic University. He is currently the Chair Professor of Precision Engineering and Associate Head in the Department of Industrial and Systems Engineering at The Hong Kong Polytechnic University. He has been appointed as Sir Sze-yuen Chung Professor in Precision Engineering with effect from 1 March 2020.

Mr. Au Yu Chiu Steven

Chairman

Mr. Au Yu Chiu Steven (區裕釗), aged 65, is an Independent Non-executive Director of the Company and joined the Group in June 2016. Also, he is the chairman of the Audit Committee. Mr. Au graduated from the University of East Anglia, the United Kingdom, with a bachelor’s degree in arts majoring in economics in July 1982. He further obtained a master’s degree in business administration from the University of Western Ontario, Canada in October 2000. Mr. Au was admitted as a chartered accountant of the Institute of Chartered Accounts in England and Wales in November 1987. He is also a fellow member of the Hong Kong Institute of Certified Public Accountants.

Mr. Au has more than 38 years of experience in accounting and finance. He worked as an accountant at an accounting firm in the United Kingdom from October 1982 to October 1987 and then at Arthur & Anderson & Co. from December 1987 to January 1989. During the period from August 1992 to April 2008, he was a director of a number of companies where he was responsible for overall corporate management, including China Everbright Securities (International) Limited and Anglo Chinese Securities Limited, both of which are finance and investment companies, and Kin Wah Hong Company Limited, a textiles trading company. Also, Mr. Au was an executive director of finance and administration of Matilda International Hospital from October 2002 to September 2019.

Mr. Au was appointed as an independent non-executive director of Expert Systems Holdings Limited (stock code: 8319.HK) on 15 March 2016.

Mr. Mok Kwok Cheung Rupert

Member

Mr. Mok Kwok Cheung Rupert (莫國章), aged 65, is an Independent Non-executive Director of the Company and joined the Group in June 2016. Also, he is the chairman of the Remuneration Committee, as well as a member of each of the Audit Committee and the Nomination Committee. Mr. Mok obtained a bachelor’s degree in electrical engineering from the University of Sydney, Australia in March 1982 and a master’s degree in biomedical engineering from the University of New South Wales, Australia in October 1984.

Mr. Mok is currently (i) the Treasurer of the Executive Board; (ii) the Chair of the Greater Bay Area Panel; (iii) the Co-Chair of the Membership Affairs Panel; (iv) a member of the Product and Technology Development Panel; and (v) a member of the Quality and Regulatory Affairs Panel of the Hong Kong Medical and Healthcare Device Industries Association, respectively. He served as the Secretary General of the Executive Board of the Hong Kong Medical and Healthcare Device Industries Association for the terms from 2016 to 2022. He is a member of the Research Project Assessment Panel (Biotechnology), an assessor of the Enterprise Support Scheme Assessment Panel and a Peer Review Expert of the Research, Academic and Industry Sectors One-plus Scheme (RAISe+) of the Innovation and Technology Fund, Innovation and Technology Commission. He is also an industrial advisor on Undergraduate Program in BioEngineering of the Hong Kong University of Science and Technology.

Mr. Mok has over 39 years of experience in administrative management, sales and marketing and R&D of medical devices in the Asia Pacific region.

Prof. Yung Kai Leung

Member

Prof. Yung Kai Leung (容啟亮), aged 74, is an Independent Non-executive Director of the Company and joined the Group in February 2017. Also, he is a member of each of the Audit Committee, the Nomination Committee and the Remuneration Committee. He graduated from Brighton University, the United Kingdom with a bachelor’s degree in electronic engineering in 1975. He further obtained a master’s degree in automatic control systems from Imperial College of Science, Technology and Medicine, London, the United Kingdom in 1976 and his doctorate in microprocessor applications in process control from the Plymouth University, the United Kingdom in 1985. He is a fellow member of the Hong Kong Institute of Engineers and a fellow of the Hong Kong Academy of Engineering Sciences. In 2015, Prof. Yung was awarded the Bronze Bauhinia Star for his contributions to scientific research.

Since 1986, Prof. Yung held various positions at The Hong Kong Polytechnic University. He is currently the Chair Professor of Precision Engineering and Associate Head in the Department of Industrial and Systems Engineering at The Hong Kong Polytechnic University. He has been appointed as Sir Sze-yuen Chung Professor in Precision Engineering with effect from 1 March 2020.

Mr. Choi Man Shing

Chairman

Mr. Choi Man Shing (蔡文成), aged 71, is the Chairman and an Executive Director of the Company, the chairman of the Nomination Committee and a member of the Remuneration Committee. He currently serves as a director of many subsidiaries of the Company. Mr. Choi is the founder of the Group and primarily responsible for formulating long-term development and marketing strategies of the Group. He has over 45 years of management experience in the manufacturing industry in Hong Kong and the PRC. Mr. Choi is (i) the father of Mr. Choi Cheung Tai Raymond, an Executive Director and Chief Executive Officer of the Company; (ii) the spouse of Ms. Liu Pui Ching, the Controlling Shareholder; and (iii) a director of VINCENT RAYA INTERNATIONAL LIMITED (the Controlling Shareholder) and certain of its subsidiaries.

Mr. Mok Kwok Cheung Rupert

Member

Mr. Mok Kwok Cheung Rupert (莫國章), aged 65, is an Independent Non-executive Director of the Company and joined the Group in June 2016. Also, he is the chairman of the Remuneration Committee, as well as a member of each of the Audit Committee and the Nomination Committee. Mr. Mok obtained a bachelor’s degree in electrical engineering from the University of Sydney, Australia in March 1982 and a master’s degree in biomedical engineering from the University of New South Wales, Australia in October 1984.

Mr. Mok is currently (i) the Treasurer of the Executive Board; (ii) the Chair of the Greater Bay Area Panel; (iii) the Co-Chair of the Membership Affairs Panel; (iv) a member of the Product and Technology Development Panel; and (v) a member of the Quality and Regulatory Affairs Panel of the Hong Kong Medical and Healthcare Device Industries Association, respectively. He served as the Secretary General of the Executive Board of the Hong Kong Medical and Healthcare Device Industries Association for the terms from 2016 to 2022. He is a member of the Research Project Assessment Panel (Biotechnology), an assessor of the Enterprise Support Scheme Assessment Panel and a Peer Review Expert of the Research, Academic and Industry Sectors One-plus Scheme (RAISe+) of the Innovation and Technology Fund, Innovation and Technology Commission. He is also an industrial advisor on Undergraduate Program in BioEngineering of the Hong Kong University of Science and Technology.

Mr. Mok has over 39 years of experience in administrative management, sales and marketing and R&D of medical devices in the Asia Pacific region.

Prof. Yung Kai Leung

Member

Prof. Yung Kai Leung (容啟亮), aged 74, is an Independent Non-executive Director of the Company and joined the Group in February 2017. Also, he is a member of each of the Audit Committee, the Nomination Committee and the Remuneration Committee. He graduated from Brighton University, the United Kingdom with a bachelor’s degree in electronic engineering in 1975. He further obtained a master’s degree in automatic control systems from Imperial College of Science, Technology and Medicine, London, the United Kingdom in 1976 and his doctorate in microprocessor applications in process control from the Plymouth University, the United Kingdom in 1985. He is a fellow member of the Hong Kong Institute of Engineers and a fellow of the Hong Kong Academy of Engineering Sciences. In 2015, Prof. Yung was awarded the Bronze Bauhinia Star for his contributions to scientific research.

Since 1986, Prof. Yung held various positions at The Hong Kong Polytechnic University. He is currently the Chair Professor of Precision Engineering and Associate Head in the Department of Industrial and Systems Engineering at The Hong Kong Polytechnic University. He has been appointed as Sir Sze-yuen Chung Professor in Precision Engineering with effect from 1 March 2020.

Mr. Mok Kwok Cheung Rupert

Chairman

Mr. Mok Kwok Cheung Rupert (莫國章), aged 65, is an Independent Non-executive Director of the Company and joined the Group in June 2016. Also, he is the chairman of the Remuneration Committee, as well as a member of each of the Audit Committee and the Nomination Committee. Mr. Mok obtained a bachelor’s degree in electrical engineering from the University of Sydney, Australia in March 1982 and a master’s degree in biomedical engineering from the University of New South Wales, Australia in October 1984.

Mr. Mok is currently (i) the Treasurer of the Executive Board; (ii) the Chair of the Greater Bay Area Panel; (iii) the Co-Chair of the Membership Affairs Panel; (iv) a member of the Product and Technology Development Panel; and (v) a member of the Quality and Regulatory Affairs Panel of the Hong Kong Medical and Healthcare Device Industries Association, respectively. He served as the Secretary General of the Executive Board of the Hong Kong Medical and Healthcare Device Industries Association for the terms from 2016 to 2022. He is a member of the Research Project Assessment Panel (Biotechnology), an assessor of the Enterprise Support Scheme Assessment Panel and a Peer Review Expert of the Research, Academic and Industry Sectors One-plus Scheme (RAISe+) of the Innovation and Technology Fund, Innovation and Technology Commission. He is also an industrial advisor on Undergraduate Program in BioEngineering of the Hong Kong University of Science and Technology.

Mr. Mok has over 39 years of experience in administrative management, sales and marketing and R&D of medical devices in the Asia Pacific region.

Mr. Choi Man Shing

Member

Mr. Choi Man Shing (蔡文成), aged 71, is the Chairman and an Executive Director of the Company, the chairman of the Nomination Committee and a member of the Remuneration Committee. He currently serves as a director of many subsidiaries of the Company. Mr. Choi is the founder of the Group and primarily responsible for formulating long-term development and marketing strategies of the Group. He has over 45 years of management experience in the manufacturing industry in Hong Kong and the PRC. Mr. Choi is (i) the father of Mr. Choi Cheung Tai Raymond, an Executive Director and Chief Executive Officer of the Company; (ii) the spouse of Ms. Liu Pui Ching, the Controlling Shareholder; and (iii) a director of VINCENT RAYA INTERNATIONAL LIMITED (the Controlling Shareholder) and certain of its subsidiaries.

Prof. Yung Kai Leung

Member

Prof. Yung Kai Leung (容啟亮), aged 74, is an Independent Non-executive Director of the Company and joined the Group in February 2017. Also, he is a member of each of the Audit Committee, the Nomination Committee and the Remuneration Committee. He graduated from Brighton University, the United Kingdom with a bachelor’s degree in electronic engineering in 1975. He further obtained a master’s degree in automatic control systems from Imperial College of Science, Technology and Medicine, London, the United Kingdom in 1976 and his doctorate in microprocessor applications in process control from the Plymouth University, the United Kingdom in 1985. He is a fellow member of the Hong Kong Institute of Engineers and a fellow of the Hong Kong Academy of Engineering Sciences. In 2015, Prof. Yung was awarded the Bronze Bauhinia Star for his contributions to scientific research.

Since 1986, Prof. Yung held various positions at The Hong Kong Polytechnic University. He is currently the Chair Professor of Precision Engineering and Associate Head in the Department of Industrial and Systems Engineering at The Hong Kong Polytechnic University. He has been appointed as Sir Sze-yuen Chung Professor in Precision Engineering with effect from 1 March 2020.

Ms. Tsui Lai Ki Vicki

Company Secretary

Ms. Tsui Lai Ki Vicki (徐麗琪), aged 48, is the Company Secretary of the Group. She is also a member of the Environmental, Social and Governance Committee. She joined the Group in April 2016 and is responsible for the company secretarial functions and provides advice to the Board and the Board committees. Ms. Tsui has over 19 years’ experience in the listed corporate secretarial and governance field. Prior to joining the Group, Ms. Tsui acted as the company secretary of a number of listed companies on the Stock Exchange, providing professional corporate secretarial services to the board of directors. She is a Fellow of both The Chartered Governance Institute and The Hong Kong Chartered Governance Institute. Ms. Tsui holds a bachelor degree in accountancy.

Mr. Lai Hoi Ming

Chief Financial Officer

Mr. Lai Hoi Ming (黎海明), aged 42, is the Chief Financial Officer of the Group. He is also a member of each of the Risk Management Committee and the Environmental, Social and Governance Committee. He currently serves as a director of various subsidiaries of the Group. Mr. Lai joined the Group in July 2018 and is primarily responsible for managing all finance, accounting, human resources and administration work. He obtained a bachelor degree in accountancy from the City University of Hong Kong in November 2005. He is currently an associate member of the Hong Kong Institute of Certified Public Accountants, and a member of the Institute of Certified Management Accountants Australia. Before joining the Group, Mr. Lai was the senior manager of RSM Hong Kong where he was responsible for the IPO and audit work of the Group. He has over 19 years of experience in finance and accounting.

Mr. Wong Yuk Ming David

Vice President of Sales and Marketing

Mr. Wong Yuk Ming David (黃育明), aged 53, is the Vice President of Sales and Marketing of the Group. He currently serves as a director of various subsidiaries of the Group. He joined the Group in December 2016 and is primarily responsible for leading the “inspired^TM” portfolio of medical devices, strategic partnerships with multinational corporations and OBM sales and marketing of the Group.

Mr. Wong has over 19 years of experience in developing, manufacturing and global distribution of medical devices, with a strong clinical network. He has successfully refocused the Company’s brand identity, portfolio of respiratory products, sales channels and established the strategic path of co-operation with multinational corporations. His experience in laparoscopic, endoluminal surgery combined with his respiratory experience has created synergy for the Company’s future pipeline of products.

Mr. Wong graduated from University of Bradford, the United Kingdom with a master’s degree and a bachelor’s degree in civil and structural engineering in July 1993. He gained his chartership in civil engineering in 1998 and biomedical engineering in 2014, and gained his fellow membership of the Hong Kong Institution of Engineers in 2022. He is an advisor of the Innovation and Technology Support Programme Assessment Panel of the Innovation and Technology Fund, Innovation and Technology Commission. He is currently the chairman of the biomedical division of the Hong Kong Institute of Engineers for a term from 2022 to 2024 and served as its vice chairman for the terms from 2014 to 2015, 2017 to 2018 and 2021 to 2022. He also serves as a professional assessor and a member of the accreditation committee for the Hong Kong Institute of Engineers.

Mr. Zhang Changqing

Head of Sales and Marketing (Greater China)

Mr. Zhang Changqing (張長青), aged 52, is the Head of Sales and Marketing (Greater China) of the Group. He is also a member of the Risk Management Committee and serves as a director of two subsidiaries of the Group. Mr. Zhang is primarily responsible for overseeing sales and business development in the PRC. He has over 20 years of experience in trading of medical devices since he joined the Group as marketing manager in March 2004. Mr. Zhang is the vice chairman of Guangdong Association of Medical Devices Industry (廣東省醫療器械行業協會) and Dongguan Association of Medical Devices Industry (東莞市醫療器械行業協會).

Ms. Tsui Wing Kwan

Head of Corporate Sustainability and Development

Ms. Tsui Wing Kwan (徐詠琨), aged 43, is the Head of Corporate Sustainability and Development of the Group. She joined the Group in October 2016 and is responsible for matters relating to corporate sustainability development, investor relations and assists in strategic planning and execution of ad hoc projects for the Group. She obtained a bachelor of social science degree in journalism and communications in December 2003 and a master of science degree in finance in December 2009 from the Chinese University of Hong Kong. Prior to joining the Group, Ms. Tsui worked in a number of Hong Kong and Singapore listed companies. She has more than 17 years of experience in financial communications, investor relations and corporate finance.

Mr. Liang Kar Kaan

Senior Operations Manager

Mr. Liang Kar Kaan (梁家侃), aged 57, is the Associate Director of Operations of the Group. He joined the Group in August 2018 and is primarily responsible for managing and leading the production operations, purchasing and sourcing of respiratory and imaging disposable businesses in Dongguan. He graduated from the Universiti Teknologi Malaysia with a bachelor’s degree in mechanical engineering in September 1990. Before joining the Group, Mr. Liang was the operations manager of Infineon Technologies (Kulim) Sdn. Bhd., a production plant of Infineon Technologies AG (a world leader in semiconductor solutions) in Malaysia. He has over 27 years of experience in operations management.

Mr. Yeung Wing Fung

Senior Operations Manager

Mr. Yeung Wing Fung (楊永峰), aged 48, is the Senior Operations Manager of the Group. He joined the Group in October 2014 and is primarily responsible for managing and leading the production operations (rehab business) in Dongguan. Before joining the Group, Mr. Yeung held managerial position in various textile trading companies. He has over 25 years of experience in operations management.