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 March 2010
Taiwan Semiconductor Manufacturing Company Ltd.
(Translation of Registrants 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 has no further comment on acquisition rumor regarding Taiwan Mask Corporation
According to todays media report, TSMC is rumored to be planning an acquisition of Taiwan Mask.
Since Taiwan Mask has already denied this matter officially, there is no need for TSMC to further
comment.
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.
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Taiwan Semiconductor Manufacturing Company Ltd.
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Date: March 29, 2010 |
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/s/ Lora Ho
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Lora Ho |
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Vice President & Chief Financial Officer |
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