CORPORATE AFFAIRS AND SHAREHOLDER INFORMATION
Investor Contact Information
Company Spokesperson
Mei-Ling Lin
Chief Financial Officer
- Tel：(037)638568
- e-mail：karimlin@greatek.com.tw
Shareholder Services Agent
- Yuanta Securities Co., Ltd. – Shareholder Services Department
- Address：B1, No. 67, Sec. 2, Dunhua South Road,
Da’an District, Taipei City 106, Taiwan - Tel：(02)2586-5859
- Fax：(02)2586-3072
- Website：http://www.yuanta.com.tw/
Stock Code: 2441
Major Shareholders
| Major Shareholder | Number of Shares Held | Shareholding Ratio |
| Powertech Technology Inc. | 244,064,379 | 42.91% |
| Bank of Taiwan (Custodian for Yuanta Taiwan High Dividend Low Volatility ETF Securities Investment Trust Fund) | 19,410,000 | 3.41% |
| Chang Gung Medical Foundation | 13,164,000 | 2.31% |
| Su-Yu Wu | 6,500,000 | 1.14% |
| Chang Wah Electromaterials Inc. | 6,020,000 | 1.06% |
| Hung Wei Venture Capital Co., Ltd. | 5,823,602 | 1.02% |
| Chiu-Hsia Yang | 5,731,763 | 1.01% |
| Weitron Technology Inc. | 4,614,000 | 0.81% |
| Standard Chartered Bank (Custodian for Advanced Star Global Equity Index Fund, Series Funds of Advanced Star Fund Company) | 4,086,961 | 0.72% |
| Li-Hsueh Huang | 4,083,000 | 0.72% |