The Handling Procedures for "Supervisor Mail" :

• According to "Corporate Governance Best Practice Principles", for supervisors to timely discover any possible irregular conduct in the company, the company shall establish a channel for supervisors to communicate with the employees, shareholders, and stakeholders.
• For whistleblowing or any suggestion from Employees, shareholders, and stakeholders, please email to whistleblower@aten.com. All the emails will be received by the three supervisors of our company and will be handled appropriately.
• For all the information provided by whistleblowers, our company will exercise the duty of due care and undertake the obligation of confidentiality.