We encourage internal and external personnel to report dishonest behavior or misconduct, and have established an independent reporting mailbox and hotline on the Company's website for use by internal and external personnel. Whistleblowers should provide at least the following information:

1. The name of the whistleblower and the address, telephone number, and e-mail address where the whistleblower can be contacted.
2. The name of the reported person or other information sufficient to identify the reported person.
3. Specific evidence for investigation.

The Company shall keep the identity of the whistleblower and the content of the report confidential, and the Company is committed to protecting the whistleblower from improper treatment because of the report.
The report will be handled by the specialized unit of the Company in accordance with the following procedures:

1. The report should be reported to the head of the department if the report involves general employees, or to an independent director if the report involves a director or senior executive.
2. The Company's specialized units and the supervisors or officers reported in the preceding paragraph shall immediately ascertain the relevant facts, with the assistance of regulatory compliance or other relevant departments, as necessary.
3. If it is proved that the reported person has violated the relevant laws and regulations or the Company's policy and regulations on integrity management, the reported person shall be immediately requested to stop the relevant behavior, appropriate action shall be taken, and, if necessary, compensation for damages shall be sought through legal proceedings to protect the Company's reputation and rights and interests.
4. Written documents on the acceptance of the report, the investigation process, and the results of the investigation shall be retained for five years, and they may be retained in electronic form. If a lawsuit related to the content of the report occurs before the expiration of the retention period, the relevant information shall continue to be retained until the end of the lawsuit.
5. If the report is substantiated, the relevant unit of the Company shall be responsible for reviewing the relevant internal control system and operating procedures and proposing improvement measures to prevent the recurrence of the same behavior.
6. The Company's specialized units shall report to the Board of Directors on any report of material circumstances, the way the report was handled, and the follow-up review and improvement measures.

Channels for reporting illegal or unethical behavior of internal and external personnel:
Phone: +886-7-6235538 / Email: tongming@tonggroup.com.tw