Basilia graduated with an honour degree and master degree in accountancy from the Hong Kong Polytechnic University.  She joined HLB Hodgson Impey Cheng in 2004.  She gained extensive experience in audits of a portfolio of private and listed clients in different industries, namely, constructions, distributions, environmental products, healthcare, manufacturing and trading, non-profit making organisations, properties investments and development.  She is also conversant with auditing companies listed in Singapore, United Kingdom and the United States. Basilia actively engages in special assignments such as initial public offerings, mergers and acquisitions, financial due diligence reviews and internal control reviews.

Basilia currently serves as a Committee Member of the Small and Medium Practices Committee (2017 – Present), the Auditing and Assurance Standards Committee (2018 – Present) and the Professional Conduct Committee (2019 – Present) of the Hong Kong Institute of Certified Public Accountants.