[Silicon Integrated] Announcement of Repurchase of Treasury Shares Reaching Certain Threshold

1. Date when cumulative repurchased shares reached 2% of total issued shares or amount exceeded NT$300 million: 115/08/03 2. Number of shares repurchased this time (shares): 1,656,000 3. Total amount of repurchased shares (NT$): 335,396,656 4. Average repurchase price per share (NT$): 202.53 5. Cumulative number of own shares held during repurchase period (shares): 3,000,000 6. Ratio of cumulative own shares held to total issued shares (%): 0.62 7. Other matters to be stated: None