TSMC Monthly Sales Report – August 2002

Hsin-Chu, Taiwan, September 9, 2002– Taiwan Semiconductor Manufacturing Company Ltd. (“TSMC” or “the Company”) (TAIEX: 2330, NYSE: TSM) today announced that net sales for August 2002 totaled NT$13,544 million, while revenues from January to August 2002 were NT$107,053 million.

TSMC Spokesperson Mr. Harvey Chang noted that sales for August 2002 registered a 0.1% increase over July 2002 and an increase of 50.0% on a year-over-year basis. The Company's sales revenues from January through August 2002 represented a 28.3% increase over the corresponding 2001 period.

Sales Report: (Unit: NT$ million)

Net Sales

2002(1)

2001

Growth

August

13,544

9,028

50.0%

January through August

107,053

83,451

28.3%

(1): Year 2002 figures have not been audited.