TSMC March 2009 Sales Report

Hsinchu, Taiwan, R.O.C. - April 10, 2009 - TSMC (TAIEX: 2330, NYSE: TSM) today announced its net sales for March 2009: on an unconsolidated basis, sales were approximately NT$13.62 billion, an increase of 18.4 percent over February 2009 and a decrease of 48.7 percent from March 2008. Revenues for January through March 2009 totaled NT$37.56 billion, a decrease of 55.9 percent compared to the same period in 2008.

On a consolidated basis, net sales for March 2009 were approximately NT$ 14.20 billion, an increase of 16.6 percent over February 2009 and a decrease of 47.7 percent from March 2008. Revenues for January through March 2009 totaled NT$39.50 billion, a decrease of 54.8 percent compared to the same period in 2008.