Major shareholders
Date：112/04/02
| Major shareholders | Shares Held (Shares) | % |
|---|---|---|
| Episil Technologies Inc. | 166,961,680 | 57.86% |
| Nan Ya Photonics Incorporation | 9,847,325 | 3.41% |
| Wun-Guei Ye | 3,173,632 | 1.10% |
| Jiacai Investment Co. Ltd | 3,000,793 | 1.04% |
| HSBC Bank (Taiwan) Limited Entrusted custody of Manulife Vision Fund unit trust investment account | 2,731,000 | 0.95% |
| Siou-Cing Chen | 2,500,855 | 0.87% |
| Bi-Siang Ye | 2,479,385 | 0.86% |
| Wu-Shun Huang | 2,400,814 | 0.83% |
| Jhih-Ying Yang | 869,075 | 0.30% |
| Lin-gzhu Zhao | 834,730 | 0.29% |