Monthly Sales Report - February 2000

Hsin-Chu, Taiwan, March 9, 2000- Taiwan Semiconductor Manufacturing Company Ltd. ("TSMC" or "the Company" ) (TAIEX: 2330, NYSE: TSM) today announced that its net sales for February, 2000, were NT$9,019 million; revenues from January to February, 2000 were NT$18,345 million.

Mr. YC Huang, Spokesman of TSMC, noted that despite the strong demand for foundry services, the fewer number of working days in February resulted in less unit sales than the previous month. Therefore, sales for February, 2000 registered a slight decrease of 3.3% over January, 2000 and a substantial increase of 142.6% on a year-over-year basis.