TSMC May 2008 Sales Report

Hsinchu, Taiwan, R.O.C. - June 10, 2008 - TSMC (TAIEX: 2330, NYSE: TSM) today announced its net sales for May 2008: on an unconsolidated basis, sales were NT$28,990 million, an increase of 3.2 percent over April 2008 and an increase of 15.5 percent over May 2007. Revenues for January through May 2008 totaled NT$142,314 million, an increase of 28.3 percent compared to the same period in 2007.

On a consolidated basis, net sales for May 2008 were NT$29,801 million, an increase of 3.3 percent over April 2008 and an increase of 15.9 percent over May 2007. Revenues for January through May 2008 totaled NT$146,144 million, an increase of 28.5 percent compared to the same period in 2007.