UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 6-K
REPORT OF FOREIGN PRIVATE ISSUER
PURSUANT TO RULE 13A-16 OR 15D-16
UNDER THE SECURITIES EXCHANGE ACT OF 1934
March 25, 2011
Commission File Number 113522
China Yuchai International Limited
(Translation
of Registrants name into English)
16 Raffles Quay #26-00
Hong Leong Building
Singapore 048581
(Address of principal executive offices)
Indicate by check mark whether the registrant files or will file annual reports under cover Form
20-F or Form 40-F.
Form 20-F þ Form 40-F o
Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by
Regulation S-T Rule 101(b)(1): o
Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by
Regulation S-T Rule 101(b)(7): 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, indicate below the file number assigned to registrant in connection with Rule
12g3-2(b): Not applicable.