OA has established its presence in the corporate community as a firm of Chartered Accountants and Certified Public Accountants under the name of Singapore Corporate Services, which focus on providing the clients with the accounting services of audit, tax, accounting and corporate advisory, etc.

Completed our recent positioning and restructuring in 2016, we have adopted the new mark, refined the professional services, and the two companies were included in the OA International Group, collectively called “OA”.