TSMC December 2012 Sales Report

Hsinchu, Taiwan, R.O.C. – January 10, 2013 - TSMC (TWSE: 2330, NYSE: TSM) today announced its net sales for December 2012: On an unconsolidated basis, net sales were approximately NT$36.56 billion, a decrease of 16.2 percent from November 2012 and an increase of 19.6 percent over December 2011. Full-year revenues for 2012 totaled NT$499.87 billion, an increase of 19.5 percent compared to 2011.

On a consolidated basis, net sales for December 2012 were approximately NT$37.11 billion, a decrease of 16.1 percent from November 2012 and an increase of 18.8 percent over December 2011. Consolidated full-year revenues for 2012 totaled NT$506.25 billion, an increase of 18.5 percent compared to 2011.