TSMC April 2011 Sales Report

Hsinchu, Taiwan, R.O.C. – May 10, 2011 - TSMC (TWSE: 2330, NYSE: TSM) today announced its net sales for April 2011: On an unconsolidated basis, net sales were approximately NT$36.23 billion, a decrease of 0.4 percent over March 2011 and an increase of 10.9 percent over April 2010. Revenues for January through April 2011 totaled NT$138.78 billion, an increase of 13.9 percent compared to the same period in 2010.

On a consolidated basis, net sales for April 2011 were approximately NT$ 37.13 billion, a decrease of 0.5 percent over March 2011 and an increase of 9.8 percent over April 2010. Revenues for January through April 2011 totaled NT$142.5 billion, an increase of 13.1 percent compared to the same period in 2010.