TSMC Clarifies Monolithic Power Systems Stock Transfer

Hsinchu, Taiwan – June 13, 2008 - Taiwan Semiconductor Manufacturing Company, Ltd. (TSE: 2330, NYSE: TSM) today clarified the company’s SEC filing of receiving 1.8 million shares of Monolithic Power Systems (MPS), characterizing the transaction as an investment distribution outcome and not a corporate strategic investment decision.

“Monolithic Power Systems (MPS) was a company invested in by InveStar Semiconductor Development Fund and InveStar Semiconductor Development Fund II since early 1999. These two venture capital funds are invested by TSMC and managed by InveStar Capital who makes investment decisions independently. As is a common practice in the venture capital industry, ISDF and ISDF II have made a distribution of their publicly listed shares back to the fund investors, from which TSMC International received 1,850,623 shares of MPS on May 29, 2008. These shares are classified as "financial asset at fair value through profit or loss" in TSMC's consolidated balance sheet before their disposal," said Lora Ho, Vice President and Chief Financial Officer, TSMC.

This transaction does not alter TSMC’s business model or business principle.

About TSMC

TSMC is the world’s largest dedicated semiconductor foundry, providing the industry’s leading process technology and the foundry industry’s largest portfolio of process-proven libraries, IP, design tools and reference flows. The Company’s total managed capacity in 2007 exceeded eight million (8-inch equivalent) wafers, including capacity from two advanced 12-inch Gigafabs, four eight-inch fabs, one six-inch fab, as well as TSMC’s wholly owned subsidiaries, WaferTech and TSMC (Shanghai), and its joint venture fab, SSMC. TSMC is the first foundry to provide 40nm production capabilities. Its corporate headquarters are in Hsinchu, Taiwan. For more information about TSMC please see http://www.tsmc.com.