Dear Sir/Madam,

In order to effectively convey the company’s progress in environmental, social and governance (ESG), we look forward to listening to stakeholders’ voices and opinions, collecting concern issues on ESG, indicator for disclosing our corporate social responsibility report and sustainable development in the future.

This questionnaire is only used by Zyxel Group to identify and analyze external concerns about the company's sustainability issues. You do not need to fill in any personal information, and the answers you fill in will be kept confidential. Please feel free to express your truest thoughts. Thank you very much.