TSMC Completes Share Buyback Plan

Hsinchu, Taiwan, R.O.C. – December 31, 2007 – Taiwan Semiconductor Manufacturing Company, Ltd. (TSE: 2330, NYSE: TSM) today announced that the Company has completed a share buyback plan approved by its Board on November 13, 2007, which makes up the third phase of TSMC and Philips’ multi-phased share release plan. TSMC repurchased 800 million of the Company’s common shares over the open market from the Taiwan Stock Exchange, accounting for approximately 3.03% of its total outstanding shares, at an average price of approximately NT$60.58 per share, totaling approximately NT$48.5 billion (US$1.5 billion). The repurchased shares will be cancelled.