Principal shareholders

2023.04.18 Each share has a par value of NT$10
of principal shareholders
Way-Chih Investment Co., LTD. 43,819,290 5.27%
Way-Lien Technology Inc. 38,588,231 4.64%
Cher Wang 32,272,427 3.88%
Hon-Mou Investment Co., Ltd. 23,197,081 2.79%
Wen-Chi Chen 22,391,389 2.69%
Mitsubishi UFJ Morgan Stanley Securities Co., Ltd. – Equity Trading Division (Proprietary Trading Desk) for Tri-Party SBL Trading 12,643,000 1.52%
Vanguard Emerging Markets Stock Index Fund, a series of Vanguard International Equity Index Funds 10,062,301 1.21%
JPMorgan Chase Bank N.A., Taipei Branch in custody for Vanguard Total International Stock Index Fund, a series of Vanguard Star Funds 9,674,079 1.16%
Kun-Chang Investment Co, Ltd. 9,322,824 1.12%
Citi Bank (Taiwan) in custody for the investment account of Poluning Development National Fund Co., Ltd 6,500,204 0.78%

Stock Transfer Agent

China Trust Commercial Bank
5F, 83 Chung-Ching S. Rd. Sec 1,
Taipei 100, Taiwan

PHONE: 866-2-6636-5566

FAX: 866-2-2382-2198

WEB: htm

GDR Depository Bank

Citibank Depository Receipt Services
388 Greenwich Street
New York, NY 10013, U.S.A

PHONE: 877-248-4237

OUTSIDE USA: 816-843-4281