Thong is the Senior General Manager (Valuation Services) of Rahim & Co International Sdn Bhd. Thong completed her Degree of Bachelor of Property Management at University Technology of Malaysia (UTM). She started her working career when she joined Rahim & Co in 1983 as a Valuation Executive at the Kuala Lumpur Head Office. In all, she has more than 30 years of experience in valuation. She is a member of The Royal Institution of Surveyors, Malaysia and PEPS.