TSMC Sets July 12 Record Date for Common Share Dividends

Hsinchu, Taiwan, R.O.C. – June 15, 2010 -- TSMC (TWSE: 2330, NYSE: TSM) today set July 12, 2010 as the record date for its common stock entitled to participate in this cash dividend distribution. The ex-dividend date for TSMC common shares shall be July 6, 2010. As required by Article 165 of Taiwan’s Company Law, the shareholders' register shall be closed for five days prior to the record date (July 8 through July 12, 2010) for registration transfer.

The ex-dividend date for TSMC American Depositary Shares (ADSs) will also be July 6, 2010. The record date for TSMC ADSs entitled to participate in this cash dividend distribution will be July 8, 2010. Holders of ADSs are encouraged to check with their securities brokers for receipt of the cash dividend in their own accounts. Any questions regarding this upcoming dividend may be directed to Ms. Emi Mak at CitiBank, N.A. (Tel: +1-212-816-6693; email: emi.p.mak@citi.com)