TSMC June 2010 Sales Report

Hsinchu, Taiwan, R.O.C. – July 9, 2010 - TSMC (TWSE: 2330, NYSE: TSM) today announced its net sales for June 2010: on an unconsolidated basis, net sales were approximately NT$35.11 billion, an increase of 3.8 percent over May 2010 and an increase of 36.2 percent over June 2009. Revenues for January through June 2010 totaled NT$190.81 billion, an increase of 74.2 percent compared to the same period in 2009.

On a consolidated basis, net sales for June 2010 were approximately NT$ 36.33 billion, an increase of 4.4 percent over May 2010 and an increase of 37.0 percent over June 2009. Revenues for January through June 2010 totaled NT$197.15 billion, an increase of 73.4 percent compared to the same period in 2009.