Managing, operating, and being accountable for the department's activities and performance outcomes: Developing, preparing, and implementing monthly, quarterly, annual, or ad-hoc control topics for each subsidiary, coordinating tax finalization reviews as required.Preparing periodic or ad-hoc control reports, promptly reporting and presenting control results, and offering proposals to address issues identified during the control process.Providing expert advice on business plans, purchasing and sales policies, promotional programs, marketing campaigns, customer conferences, etc.Appraising the budget plans of subsidiaries (including adjusted budgets), analyzing, evaluating, and categorizing budget performance results periodically on a monthly basis or as requested.Reviewing the results of construction project settlement documentation, monitoring and controlling construction project investment costs.Training and developing the team, and evaluating staff competencies and job performance.Performing other tasks as assigned by the Board of Directors.

Establishing an internal control system for the corporation, encompassing subsidiary companies engaged in the retail of automobiles and motorcycles, automotive parts and accessories, as well as the manufacturing of vehicle bodies:Developing regular and periodic internal audit plans aligned with the operational direction of the Corporation.Guiding and developing the internal audit team to carry out and control the entire audit cycle, including risk management and operational control, ensuring effectiveness and compliance with all current directives and regulations of the Company, in accordance with accounting standards, tax regulations, and other legal provisions.Coordinating audit activities, ensuring that audits are conducted in accordance with the established plan and timelines.Reviewing audit reports and conclusions for each audit, ensuring that the reports accurately reflect the findings documented in audit working papers. Periodically synthesizing audit findings and reporting them to the Group's Board of General Directors.Supporting the accounting department in establishing accounting processes, internal procedures, and management reports. Participating in the development of an approval matrix.Overseeing all aspects of financial control within the Group and its member units.Preparing a consolidated report for the group, evaluating and analyzing monthly, quarterly, and yearly performance for the Group's board of directors, and developing an action plan.Assisting the Board of General Directors in researching and analyzing the feasibility of new investment projects.Participating in the business and financial planning processes, including budgeting and sales policy.

Managing and overseeing the Internal Audit Department in the automotive business:Developing unexpected and annual inspection plans, submitting them to competent authorities for approval and implementation.Conducting regular operational and compliance audits at various units and branches to identify operational and legal risks.Reviewing and identifying violations, inherent and potential risks, loopholes, weaknesses, fraud, damages, and waste in the overall management of operational activities.Coordinating the investigation and inspection of violations, addressing internal employee and customer complaints and lawsuits.Proposing and recommending solutions to address violations and prevent risks.Providing support to monitor the activities of subsidiary companies within the Group, such as Thagrico, Thiso, etc.Developing, updating, and improving regulations, processes, and guidelines for conducting inspection activities and controls within the department.Compiling monthly internal reports and undertaking other tasks as assigned by the Head of the Internal Control Board.

Heading the audit team, overseeing its operations, and actively participating in audits for client companies, primarily foreign-invested enterprises in the manufacturing, processing, and trade sectors:Identifying and addressing risks and errors in accounting, tax declaration, calculation, and payment processes.Compiling and presenting annual financial statements and audit reports for client companies in accordance with regulations.Providing guidance to clients on updating and managing changes in tax regulations, tax policies, accounting practices, Enterprise Law, Labor Law, and other laws relevant to the company's operations.Offering advice on outstanding issues and implementing more effective operations within the accounting department.Assisting clients during interactions with tax authorities, including inspections and audits at the company.