TSMC April 2010 Sales Report

Hsinchu, Taiwan, R.O.C. - May 10, 2010 - TSMC (TWSE: 2330, NYSE: TSM) today announced its net sales for April 2010: on an unconsolidated basis, net sales were approximately NT$32.68 billion, an increase of 6.0 percent over March 2010 and an increase of 50.3 percent over April 2009. Revenues for January through April 2010 totaled NT$121.86 billion, an increase of 105.5 percent compared to the same period in 2009.

On a consolidated basis, net sales for April 2010 were approximately NT$ 33.81 billion, an increase of 5.9 percent over March 2010 and an increase of 50.6 percent over April 2009. Revenues for January through April 2010 totaled NT$126.00 billion, an increase of 103.4 percent compared to the same period in 2009.