TSMC June 2007 Sales Report

Hsinchu, Taiwan, R.O.C. – July 10, 2007 - TSMC (TAIEX: 2330, NYSE: TSM) today announced its net sales for June 2007: on an unconsolidated basis, sales were NT$25,246 million, an increase of 0.6 percent over May 2007 and a decrease of 7.5 percent from June 2006. Revenues for January through June 2007 totaled NT$136,199 million, a decrease of 14.1 percent compared to the same period in 2006.

On a consolidated basis, net sales for June 2007 were NT$ 26,112 million, an increase of 1.6 percent over May 2007 and a decrease of 5.4 percent from June 2006; revenues for January through June 2007 totaled NT$139,815 million, a decrease of 12.6 percent compared to the same period in 2006.