2026 Annual Shareholders' Meeting - Major Shareholders of the Institutional Shareholders

Name of Institutional shareholders

Major shareholders (*note)

AIDC Investment Corp.

K.C. Liu (18.77%)

Mary Chang (5.08%)

Advantech Foundation (10.08%)

Wesley Liu (1%)

K and M Investment Co., Ltd.

K.C. Liu (32.92%)

Wesley Liu (1.38%)

Tony Liu (1.35%)

Mary Chang (31.95%)

Tran-Fei Development Co., Ltd

Tony Liu (5.32%)

Li-Huai Huang (2.12%)

Mary Chang (0.62%)

Asus Computer Co., Ltd.

Capital TIP Customized Taiwan Select High Dividend ETF Fund Account (5.36%)

Yuanta Taiwan High Dividend ETF Fund Account (4.71%)

Cathay Taiwan ESG Sustainability High Dividend ETF Fund Account (4.27%)

Jonney Shih (4.05%)

Cathay United Bank, Custodian for Infinity No.1 Investment Co., Ltd. (2.78%)

Citibank Taiwan Ltd., as Custodian for ASUS Depositary Receipts (2.63%)

Fuh Hwa Taiwan Technology Dividend ETF Fund Account (1.85%) Yuanta Taiwan Top 50 ETF Fund Account (1.85%)

Nan Shan Life Insurance Co., Ltd. (1.59%)

New Labor Pension Fund (1.49%)