TSMC March 2010 Sales Report

Hsinchu, Taiwan, R.O.C. - April 9, 2010 - TSMC (TWSE: 2330, NYSE: TSM) today announced its net sales for March 2010: on an unconsolidated basis, net sales were approximately NT$30.82 billion, an increase of 5.6 percent over February 2010 and an increase of 126.3 percent over March 2009. Revenues for January through March 2010 totaled NT$89.18 billion, an increase of 137.4 percent compared to the same period in 2009.

On a consolidated basis, net sales for March 2010 were approximately NT$ 31.92 billion, an increase of 5.9 percent over February 2010 and an increase of 124.8 percent over March 2009. Revenues for January through March 2010 totaled NT$92.19 billion, an increase of 133.4 percent compared to the same period in 2009.