Chin Sien

Eu Chin Sien

Executive Director, Goods & Services Tax

+65 6828 9186

Chin Sien has over 20 years of specialist experience as a GST regulator and advisor, having started her career as a tax auditor with the Inland Revenue Authority of Singapore (IRAS). At IRAS, Chin Sien led a team as a Senior Tax Auditor in conducting extensive GST audits on varied industries.

Prior to joining BDO, Chin Sien was a Senior Manager at two Big Four international accounting firms. She is also instrumental in bringing GST service offerings beyond the Big Four by setting up dedicated GST practice in two of the largest mid-tier firms which include BDO.

For the past 16 years as a GST advisor, Chin Sien offered a full spectrum of compliance and advisory GST services including ACAP reviews, assisting businesses in varied industries, including information technology, manufacturing, shipping, oil and gas, property and construction, pharmaceutical and semi-conductor, to meet their needs and ensure overall GST compliance. Her background has helped her to provide invaluable insights into efficient GST compliance and risk management approaches.

Chin Sien conducted many GST workshops and spoke at public seminars on GST. Her key achievements include liaising and negotiating with IRAS on successful recovery of GST in excess of millions for clients.

Professional Affiliations

  • Accredited Tax Advisor (GST) of Singapore Institute of Accredited Tax Professional Limited (SIATP) 


  • Graduated from the Singapore Nanyang Technological University with a Bachelor of Business (Honours) Degree