TSMC Monthly Sales Report - January 2005

Hsinchu, Taiwan, R.O.C. -- February 14, 2005 -- Taiwan Semiconductor Manufacturing Company Ltd. (TSMC) (TAIEX: 2330, NYSE: TSM) today announced that net sales for January 2005 totaled NT$20,843 million, an increase of 8.8 percent over the same period last year. On a sequential basis, January 2005 sales increased 4.6 percent.

Ms. Lora Ho, TSMC spokesperson, vice president and chief financial officer, noted that TSMC?fs January 2005 sales increased as a result of higher wafer shipments compared to December 2004.         
        
Sales Report: (Unit: NT$ million)
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	2005(1)	2004	Growth Rate (%)
Net Sales for January	20,843	19,156	8.8

(1): Year 2005 figures have not been audited.