TSMC March 2012 Sales Report

Hsinchu, Taiwan, R.O.C. – April 10, 2012 - TSMC (TWSE: 2330, NYSE: TSM) today announced its net sales for March 2012: On an unconsolidated basis, net sales were approximately NT$36.61 billion, an increase of 9 percent over February 2012 and an increase of 0.7 percent over March 2011. Revenues for January through March 2012 totaled NT$104.25 billion, an increase of 1.7 percent compared to the same period in 2011.

On a consolidated basis, net sales for March 2012 were approximately NT$37.08 billion, an increase of 9.5 percent over February 2012 and a decrease of 0.6 percent over March 2011. Consolidated revenues for January through March 2012 totaled NT$105.51 billion, an increase of 0.1 percent compared to the same period in 2011.