1.Date of occurrence of the event:2009/09/22

2.Company name:Epistar Corporation

3.Relationship to the Company (please enter ”head office” or

”affiliate company”):head office

4.Reciprocal shareholding ratios:NA

5.Cause of occurrence:None

6.Countermeasures:None

7.Any other matters that need to be specified:

In accordance with the terms and condition of the Bonds,

the conversion price accordingly be adjusted from NT$113.45

to NT$108.40，effecting from 2009/09/22.