Throughout his career, Patrick has worked in various sectors of pharmacy, including community, hospital, and industrial pharmacy. He has held senior leadership positions with global biotech and health care companies and NGOs, such as BD, Chi Heng Foundation, Monsanto, Molnlycke Health Care, Nature's Bounty, and Roche, primarily in Greater China and the Asia Pacific region. Since 2000, Patrick has dedicated himself to independent research in the history of exotic elements of materia medica including hulu originating from the ancient Silk Roads. Over the past decade, he has focused on scholarly research concerning Western pharmacy in China's treaty ports and Colonial Hong Kong. His sixth book “A History of Western Pharmacy in China” is now launched by Springer Nature in January 2024. Inspired by the seminal work of KC Wong and Wu Lien-Teh's "Chinese History of Medicine," which was published ninety years ago in 1933, Patrick is currently engaged in a collaborative effort with academics and practitioners from mainland China, Taiwan, Hong Kong, Macau, and overseas. Together, they are working on a five-volume series titled "Chinese History of Pharmacy: From Shennong to Tu Youyou". The series aims to provide a comprehensive account of the evolution and development of pharmacy in China throughout history.The anticipated release of this significant series is scheduled to take place online, commencing in the second half of 2024. With contributions from experts across different regions and backgrounds, this ambitious project promises to shed light on the rich and diverse heritage of Chinese pharmacy, offering valuable insights into its ancient origins and contemporary advancements.Patrick is the founder and president of the Hong Kong Society for the History of Pharmacy. He is a regular contributor to the Pharmaceutical Historian and serves as a senior non-resident fellow at Shanghai University.

• The Beginnings of Western Influence on Chinese Medicine, 200 BCE – 1800 CE.- Trade Wars and the Emergence of Western Pharmacy.- Union Medical College and the “Cradle of Modern Medicine”.- The Rise of Western Chemists.- “Opium Cures”, Proprietary Medicine and Soda Water.- Pharmaceutical Education and Manpower Development.

Throughout his career, Patrick has worked in various sectors of pharmacy, including community, hospital, and industrial pharmacy. He has held senior leadership positions with global biotech and health care companies and NGOs, such as BD, Chi Heng Foundation, Monsanto, Molnlycke Health Care, Nature's Bounty, and Roche, primarily in Greater China and the Asia Pacific region. Since 2000, Patrick has dedicated himself to independent research in the history of exotic elements of materia medica including hulu originating from the ancient Silk Roads. Over the past decade, he has focused on scholarly research concerning Western pharmacy in China's treaty ports and Colonial Hong Kong. His sixth book “A History of Western Pharmacy in China” is now launched by Springer Nature in January 2024. Inspired by the seminal work of KC Wong and Wu Lien-Teh's "Chinese History of Medicine," which was published ninety years ago in 1933, Patrick is currently engaged in a collaborative effort with academics and practitioners from mainland China, Taiwan, Hong Kong, Macau, and overseas. Together, they are working on a five-volume series titled "Chinese History of Pharmacy: From Shennong to Tu Youyou". The series aims to provide a comprehensive account of the evolution and development of pharmacy in China throughout history.The anticipated release of this significant series is scheduled to take place online, commencing in the second half of 2024. With contributions from experts across different regions and backgrounds, this ambitious project promises to shed light on the rich and diverse heritage of Chinese pharmacy, offering valuable insights into its ancient origins and contemporary advancements.Patrick is the founder and president of the Hong Kong Society for the History of Pharmacy. He is a regular contributor to the Pharmaceutical Historian and serves as a senior non-resident fellow at Shanghai University.

• The Beginnings of Western Influence on Chinese Medicine, 200 BCE – 1800 CE.- Trade Wars and the Emergence of Western Pharmacy.- Union Medical College and the “Cradle of Modern Medicine”.- The Rise of Western Chemists.- “Opium Cures”, Proprietary Medicine and Soda Water.- Pharmaceutical Education and Manpower Development.