Powerchip Announces Cumulative Share Buyback Exceeding NT$300 Million

1. Date when the cumulative number of repurchased shares reached 2% of the company's total issued shares or the amount reached over NT$300 million: 115/08/18 2. Number of shares repurchased this time (shares): 640,000 3. Total amount paid for this repurchase (NTD): 176,397,009 4. Average repurchase price per share (NTD): 275.62 5. Cumulative number of treasury shares held during the buyback period (shares): 2,150,000 6. Ratio of cumulative treasury shares to total issued shares (%): 0.28 7. Other matters to be explained: None.