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List of major shareholders
July 11, 2025; Unit: Share; %
| Name of major shareholder | Shares held | Shareholding ratio |
|---|---|---|
| Shihlin Electric & Engineering Corp. Responsible person: Hsu, Yu-Rui |
5,636,050 | 13.11 |
| Prolific Technology Inc. Responsible person: Chang, Ching-Tang |
2,500,000 | 5.82 |
| Rong, Mei Yun | 1,600,000 | 3.72 |
| Taipei Fubon Bank entrusted with the TIEF FUND L.P. | 1,540,000 | 3.58 |
| Ho-Yeh Investment Co., Ltd. Responsible person: Shieh, Ming-Sing |
1,512,000 | 3.52 |
| Zhan, Sheng Kui | 1,372,000 | 3.19 |
| Allis Electric Co., Ltd. Responsible person: Sung, Herr-Yeh |
1,248,000 | 2.90 |
| Chen, Jan-Ku | 1,226,000 | 2.85 |
| Yu Cheng Investment Co., Ltd. Responsible person: Chen, Jan-Ku |
1,199,000 | 2.79 |
| Wen, Tian Hui | 1,036,000 | 2.41 |
