TSMC September 2012 Sales Report

Hsinchu, Taiwan, R.O.C. – October 9, 2012 - TSMC (TWSE: 2330, NYSE: TSM) today announced its net sales for September 2012: On an unconsolidated basis, net sales were approximately NT$42.82 billion, a decrease of 12.4 percent over August 2012 and an increase of 30.3 percent over September 2011. Revenues for January through September 2012 totaled NT$370.39 billion, an increase of 17.5 percent compared to the same period in 2011.

On a consolidated basis, net sales for September 2012 were approximately NT$43.35 billion, a decrease of 12.4 percent over August 2012 and an increase of 29.8 percent over September 2011. Consolidated revenues for January through September 2012 totaled NT$374.94 billion, an increase of 16.3 percent compared to the same period in 2011.

“Consolidated third quarter revenues come to a total of approximately NT$141.38 billion, reaching a record high for TSMC,” said Chief Financial Officer and Spokesperson, Senior Vice President Lora Ho.