The company's internal audit unit is affiliated with the board of directors, and according to the company's scale, business conditions, management needs and other relevant laws and regulations, it will allocate a qualified and appropriate number of full-time internal auditors and set up professional agents.

The purpose of the company's implementation of internal audit is to assist the board of directors and managers to examine and review the deficiencies of the internal control system and measure the effectiveness and efficiency of the operation, and to provide timely improvement suggestions to ensure the continuous and effective implementation of the internal control system and to review and correct it. The basis of the internal control system.

The company's internal auditors should uphold the spirit of detachment and independence, carry out their duties with an objective and fair attitude, and exercise due professional attention. In addition to regularly submitting audit reports to the audit committee, the audit supervisor should also attend the board of directors' reports. The scope of internal audit covers all units and subsidiaries of the company, and its operations include:

1. Conduct audits based on the annual audit plan approved by the board of directors.
2. Supervise the compliance with internal control systems.
3. Strengthen the compliance with legal provisions and the necessary inspection matters for implementation.
4. Internal control deficiencies, tracking and improvement of abnormal matters.
5. Review the effectiveness of the internal control self-assessment of each unit and subsidiary.
6. Information announcement declaration.

The appointment and removal of the company's internal audit manager shall be approved by the audit committee and submitted to the board of directors for resolution. The appointment, removal, evaluation and salary remuneration of the company's internal auditors are carried out in accordance with the company's personnel-related operating procedures, and shall be reported to the directors by the human resources and/or audit manager. report to the chief executive and obtain his consent.