ESG Email

Contact person：ESG committee

TEL：+886-3-3500386 ext：11393

Email：ESG@unimicron.com

Code of Conduct violations can be reported by e-mail or phone:

TEL：+886-3-3500386 ext：13307

Email : whistleblower@unimicron.com

Shareholders, Investors

Contact person：Janet Chang

TEL：+886-3-3500386 ext：29592

FAX：+886-3-3595536

Email : janetchang@unimicron.com

Competent Authorities and Communitie

Contact person：ESG committee

TEL：+886-3-3500386 ext：11767

Email : ESG@unimicron.com

Employees

Contact person：Betty Shyr

TEL：+886-3-3500386 ext：11372

FAX：+886-3-3500386 ext：11310

Email : betty_shyr@unimicron.com

Suppliers

Contact person：Carol Huang

TEL：+886-3-3500386 ext：27704

FAX：+886-3-3500512

Email : carol_huang@unimicron.com