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| 1997/12 | Established / Capital : NTD$ 450 Million |
| 1999/09 | Registration of establishment |
| 1999/10 | Start Operation |
| 2000/09 | Passed ISO9001 Certificate |
| 2001/07 | Capital Increase to : NTD$ 624 Million |
| 2004/07 | Listed in TW Emerging Stock |
| 2005/08 | Capital Increase to : NTD$ 670 Million |
| 2011/08 | Passed TS16949 Certificate |
| 2011/10 | Capital Increase to : NTD$ 760 Million |
| 2011/11 | Listed in TW OTC stock (TW:8291) |
| 2012/02 | Passed OHSAS18001 ISO14001Certificate |