Tracy Liu has served as a director of ACM Research since September 2016 and is an independent director, chairing the Audit Committee and serving on the Compensation and the Nominating and Governance Committees. She has been Managing Partner of H&M Int'l CPAs, LLP since January 2017, and was founder and owner of H&M Financial Consulting from 2006 to 2016, providing international accounting and tax solutions to high-technology companies. She received a Bachelor of Science from Nankai University and a Master of Accounting and Tax from Golden Gate University, and is a Certified Public Accountant and a member of the American Institute of Certified Public Accountants.