Meet The Team Tan Sweeyen CEO Msc Communications Engineering, 20 years in Defence & Public Service. Brian Cheung COO Electrical Engineer, Public Service, Project Management. Shen Nansheng DCEO Electronics Engineer, MBA, microelectronics research, technology innovation. Anshu Lead Programmer Electronics Engineer, Researcher, Machine Learning, Artificial Intelligence, Image and Audio Processing. Dr Mark Liew Medical Advisor, MBBS (Ireland) NUS Grad Diploma Family Med, Grad Diploma Geriatrics (Singapore) Graduated 2011. Family Physician with Geriatrics Training. Dr Alex Wong Medical Advisor, MBBS (Singapore) MRCP (UK) PgDip Derm (QMUL, London) Physician since 2008. MRCP Holder. Skilled in Internal Medicine, Dermatology and Chronic Care.