Contact Information

Investor Relations and Shareholder Services Contact Window

Mr. Cheng-Tien Hsu, Vice President

+886 2 8227 6996

17F., No.17, Qiaohe Rd., Zhonghe Dist., New Taipei City 235029, Taiwan

investor@edison-opto.com.tw

Shareholder Services Contact Information

Fubon Securities Co., Ltd. – Shareholder Services Department

+886 2 2361 1300