He is also co-director of the Centre for Corporate and Investor Responsibility (CCIR), Sim Kee Boon Institute for Financial Economics. His practice and research interests are in governance, risk management and assurance See Liang has been active in the accounting profession and industry. He is a member of the Corporate Governance Committee, and Auditing and Assurance Standards Committee of the Institute of Singapore Chartered Accountants (ISCA), member of the Internal Audit Work Group of the Singapore Accountancy Commission, and a member of Singapore Internal Award Excellence Award Committee of Securities Investors Association. See Liang has served as chair of the Audit Committee and co-chaired the Board of Directors of a company for several years. He is a Fellow of the Institute of Chartered Accountants in England and Wales (UK) and ISCA.