1934 Act Registration No. 1-14700

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER
PURSUANT TO RULE 13a-16 OR 15d-16 OF
THE SECURITIES EXCHANGE ACT OF 1934

For the month of November 2006

Taiwan Semiconductor Manufacturing Company Ltd.

(Translation of Registrant’s Name Into English)

No. 8, Li-Hsin Rd. 6,
Hsinchu Science Park,
Taiwan
(Address of Principal Executive Offices)

     (Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.)

Form 20-F     þ		Form 40-F     o

     (Indicate by check mark whether the registrant by furnishing the information contained in this form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.)

Yes     o		No     þ

(If “Yes” is marked, indicated below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82: _________.)

 

 

TSMC October 2006 Sales Report

Hsinchu, Taiwan, R.O.C. — November 10, 2006 — TSMC (TAIEX: 2330, NYSE: TSM) today announced its net sales for October 2006: on an unconsolidated basis, sales were NT$26,850 million, approximately at the same level compared to September 2006 and an increase of 2.4 percent over October 2005. Revenues for January through October 2006 totaled NT$266,796 million, an increase of 27.3 percent over the same period in 2005.

On a consolidated basis, net sales for October 2006 were NT$ 27,032 million, a decrease of 0.6 percent from September 2006; revenues for January through October 2006 totaled NT$ 269,482 million.

TSMC Sales Report (Unconsolidated):

		(Unit: NT$ million)
Net Sales		2006*				2005				Increase (Decrease) %
October			26,850				26,227			2.4
January through October			266,796				209,654			27.3

* Year 2006 figures have not been audited.

TSMC Spokesperson:

Ms. Lora Ho
Vice President and CFO
Tel: 886-3-566-4602

TSMC Acting Spokesperson:

Mr. J.H. Tzeng
PR Department Manager, TSMC
Tel: 886-3-505-5028
Mobile: 0928-882607
Fax: 886-3-567-0121
E-Mail: jhtzeng@tsmc.com

For further information, please contact:

Richard C.Y. Chung
Media Relations Manager, TSMC
Tel: 886-3-505-5038
Mobile: 886-911-258751
Fax: 886-3-567-0121
E-Mail: cychung@tsmc.com

Taiwan Semiconductor Manufacturing Company Limited
November 10, 2006

This is to report the changes or status of 1) sales volume, 2) funds lent to other parties, 3) endorsements and guarantees, and 4) financial derivative transactions for the period of October 2006.

1)

Sales volume (in NT$ thousand)

Period		Items				2006				2005
Oct.		Net sales					26,850,496				26,227,154
Jan.-Oct.		Net sales					266,796,436				209,654,203

2)

Funds lent to other parties (in NT$ thousand)

		Limit of lending				Oct.				Bal. as of period end
TSMC			96,227,225				—				—
TSMC’s subsidiaries			32,859,816				—				—

3)

Endorsements and guarantees (in NT$ thousand)

		Limit of endorsements				Oct.				Bal. as of period end
TSMC			120,284,032
TSMC’s subsidiaries			N/A				—				—
TSMC endorses for subsidiaries							—				—
TSMC’s subsidiaries endorse for TSMC							—				—
TSMC endorses for PRC companies							—				—
TSMC’s subsidiaries endorse for PRC companies							—				—

4)

Financial derivative transactions (in NT$ thousand) TSMC Hedging purpose (for assets / liabilities denominated in foreign currencies)

												Others
				Forward				Swap				Buy put				Sell call
Margin Payment					—				—				—				—
Premium Income (Expense)					—				—				—				—
Outstanding Contracts		Notional Amount			9,427,835				42,614,026				1,326,130				1,326,130
		Mark to Market
		Profit/Loss			41,985				(401,903)				123				—
Expired Contracts		Notional Amount			23,789,119				375,655,183				1,633,350				1,633,350
		Realized Profit/Loss			54,497				(1,814,543)				—				—

TSMC’s subsidiaries
Hedging purpose (for assets / liabilities denominated in foreign currencies)

												Others
				Forward				Swap				Buy put				Sell call
Margin Payment					—				—				—				—
Premium Income (Expense)					—				—				—				—
Outstanding Contracts		Notional Amount			5,890				—				—				—
		Mark to Market
		Profit/Loss			57				—				—				—
Expired Contracts		Notional Amount			590,364				—				—				—
		Realized Profit/Loss			2,642				—				—				—

SIGNATURES

     Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.