Bien is a committed professional with a wealth of experience in sustainability strategy development, corporate communications, and investor relations. With a proven track record at global firms and companies listed on The Stock Exchange of Hong Kong, he specializes in corporate compliance and the disclosure of environmental, social, and governance (ESG) policies.

Bien has been instrumental in helping corporations seamlessly integrate sustainability concepts into their business strategies, ensuring adherence to stringent international standards in the sustainability arena. He holds a master's degree from The University of Hong Kong and a bachelor's degree from the University of York in the United Kingdom. Bien is recognized as one of the first EFFAS scholars in the Asia Pacific region to complete the Certified ESG Analyst (CESGA) program, and he has been invited by EFFAS to serve as one of the few examiners for this prestigious program in the region. Beyond his professional endeavors, Bien is passionately engaged in public service within the realms of sustainable finance, social impact investment, and corporate governance.

He currently serves on multiple advisory committees for the HKSAR Government, including the Environmental Campaign Committee Publicity Working Group and the Housing Appeal Panel. Additionally, he is a Board Governor for Friends of the Earth Hong Kong, where he advocates for sustainable practices and environmental stewardship.