Trinasolar conducted the double materiality assessment on sustainability issues, in accordance with the requirements of the Guidelines No.14 of Shanghai Stock Exchange (SSE) for Self-Regulation of Listed Companies—Sustainability Report (Trial). The Company followed the steps of "Identification-Assessment-Analysis-Confirmation" to conduct its materiality assessment, combining insights from stakeholder surveys and internal management interviews. This process enabled the assessment and confirmation of the impact and importance of issues from both the "financial materiality" and "impact materiality" dimensions. The materiality assessment results were then integrated into the Enterprise Risk Management (ERM) process.