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

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:                     .)

 

 

Taiwan Semiconductor Manufacturing Company Limited
June 10, 2008

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 May 2008.

1) Sales volume (in NT$ thousand)

Period		Items				2008				2007
May		Net sales					28,990,351				25,093,483
Jan.-May		Net sales					142,314,084				110,952,781

2) Funds lent to other parties (in NT$ thousand)

		Limit of lending				May				Bal. as of period end
TSMC			101,858,739				—				—
TSMC’s subsidiaries			30,047,071				—				—

3) Endorsements and guarantees (in NT$ thousand)

		Limit of endorsements				May				Bal. as of period end
TSMC			127,323,424				—				—
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					3,645,050				29,916,803				—				—
		Mark to Market Profit/Loss					(42,513	)			238,766				—				—
Expired Contracts		Notional Amount					7,467,691				163,376,734				—				—
		Realized Profit/Loss					(99,275	)			1,456,215				—				—

     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					1,005,027				—				—				—
		Mark to Market Profit/Loss					6,706				—				—				—
Expired Contracts		Notional Amount					1,231,146				—				—				—
		Realized Profit/Loss					342				—				—				—

TSMC May 2008 Sales Report

Hsinchu, Taiwan, R.O.C. — June 10, 2008 — TSMC (TAIEX: 2330, NYSE: TSM) today announced its net sales for May 2008: on an unconsolidated basis, sales were NT$28,990 million, an increase of 3.2 percent over April 2008 and an increase of 15.5 percent over May 2007. Revenues for January through May 2008 totaled NT$142,314 million, an increase of 28.3 percent compared to the same period in 2007.

On a consolidated basis, net sales for May 2008 were NT$29,801 million, an increase of 3.3 percent over April 2008 and an increase of 15.9 percent over May 2007. Revenues for January through May 2008 totaled NT$146,144 million, an increase of 28.5 percent compared to the same period in 2007.

TSMC Sales Report (Unconsolidated):

(Unit: NT$ million)

Net Sales		2008*				2007				Increase (Decrease) %
May			28,990				25,093				15.5
January through May			142,314				110,953				28.3

TSMC Sales Report (Consolidated):

(Unit: NT$ million)

Net Sales		2008*				2007				Increase (Decrease) %
May			29,801				25,712				15.9
January through May			146,144				113,703				28.5

TSMC Spokesperson		TSMC Acting Spokesperson:		For Further Information:
Ms. Lora Ho Vice President and CFO Tel: 886-3-566-4602		Mr. J.H. Tzeng Deputy Director, PR Department, TSMC Tel: 886-3-505-5028 Mobile: 886-928-882607 Fax: 886-3-567-0121 E-Mail: jhtzeng@tsmc.com		Mr. Richard C.Y. Chung Technical Manager, TSMC Tel: 886-3-505-5038 Mobile: 886-911-258751 Fax: 886-3-567-0121 E-Mail: cychung@tsmc.com		Mr. Michael Kramer Senior Administrator, TSMC Tel: 886-3-505-6216 Mobile: 886-926-026632 Fax: 886-3-567-0121 E-Mail: pdkramer@tsmc.com

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.