TSMC September 2011 Sales Report

Hsinchu, Taiwan, R.O.C. –October 7, 2011 - TSMC (TWSE: 2330, NYSE: TSM) today announced its net sales for September 2011: On an unconsolidated basis, net sales were approximately NT$32.86 billion, a decrease of 11.3 percent over August 2011 and a decrease of 10.3 percent over September 2010. Revenues for January through September 2011 totaled NT$315.21 billion, an increase of 5 percent compared to the same period in 2010.

On a consolidated basis, net sales for September 2011 were approximately NT$ 33.41 billion, a decrease of 11.3 percent over August 2011 and a decrease of 11.2 percent over September 2010. Consolidated revenues for January through September 2011 totaled NT$322.37 billion, an increase of 4.2 percent compared to the same period in 2010.