UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Schedule 13D

China Yuchai International Limited

(Name of Issuer)

(Title of Class of Securities)

(CUSIP Number)

(Name, Address and Telephone Number of Person Authorized
to Receive Notices and Communications)

(Date of Event which Requires Filing of this Statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition which is the subject of this Schedule 13D, and is filing this schedule because of Rule 13d-1(e), 13d-1(f) or 13d-1(g), check the following box. o

Note: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See Rule 13d-7 for other parties to whom copies are to be sent.

*The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

 

 

CUSIP No.		G210821050		Page		2		of		8

* See Item 5 of this Schedule.

CUSIP No.		G210821050		Page		3		of		8

*		See Item 5 of this Schedule.

**		In addition to the 7,831,169 shares of common stock of CYI beneficially owned by it through HL Technology Systems Pte Ltd, Hong Leong (China) Limited also controls a special share of CYI through HL Technology Systems Pte Ltd. As discussed in Item 6 of Amendment No. 2 to Schedule 13D filed with the Securities and Exchange Commission on July 19, 2002, the special share entitles the holder thereof to select a majority of CYI’s board of directors.

CUSIP No.		G210821050		Page		4		of		8

*		See Item 5 of this Schedule.

**		In addition to the 7,831,169 shares of common stock of CYI owned by it, HL Technology Systems Pte Ltd also owns a special share of CYI. As discussed in Item 6 of Amendment No. 2 to Schedule 13D filed with the Securities and Exchange Commission on July 19, 2002, the special share entitles the holder thereof to select a majority of CYI’s board of directors.

CUSIP No.		G210821050		Page		5		of		8

*		See Item 5 of this Schedule.

**		In addition to the 7,831,169 shares of common stock of CYI beneficially owned by it through HL Technology Systems Pte Ltd and 4,726,851 shares of common stock of CYI beneficially owned by it through Well Summit, Hong Leong Asia Ltd. also controls a special share of CYI through HL Technology Systems Pte Ltd. As discussed in Item 6 of Amendment No. 2 to Schedule 13D filed with the Securities and Exchange Commission on July 19, 2002, the special share entitles the holder thereof to select a majority of CYI’s board of directors.

Page 6 of 8

This Amendment No. 13 amends the Schedule 13D previously filed with the Securities and Exchange Commission by Hong Leong Asia Ltd. on June 19, 1995, as amended by Amendment No. 1 to Schedule 13D filed on February 17, 1998, as subsequently amended and restated by Amendment No. 2 to Schedule 13D filed on July 19, 2002, as further amended by Amendment No. 3 to Schedule 13D filed on September 10, 2003, as further amended by Amendment No. 4 to Schedule 13D filed on October 7, 2003, as further amended by Amendment No. 5 to Schedule 13D filed on October 15, 2003, as further amended by Amendment No. 6 to Schedule 13D filed on November 28, 2003, as further amended by Amendment No. 7 to Schedule 13D filed on October 27, 2009, as further amended by Amendment No. 8 to Schedule 13D filed on October 28, 2009, as further amended by Amendment No. 9 to Schedule 13D filed on August 30, 2010, as further amended by Amendment No. 10 to Schedule 13D filed on May 25, 2011, as further amended by Amendment No. 11 to Schedule 13D filed on June 7, 2011 and as further amended by Amendment No. 12 to Schedule 13D filed on August 12, 2011 (as so amended, the “Statement”) with respect to the common stock, par value US$0.10 per share (the “Common Stock”), of China Yuchai International Limited, a Bermuda corporation (“CYI”). Capitalized terms used but not defined herein have the meanings given to them in the Statement.

Item 1		Security and Issuer
		China Yuchai International Limited.
		Common Stock, par value $0.10 per share.
		16 Raffles Quay, #26-00 Hong Leong Building, Singapore 048581.

Item 2		Identity and Background
		The first sentence of the third paragraph of Item 2(a), (b), (c) and (f) of the Statement is hereby amended and restated in its entirety as follows:
		The 7,831,169 shares of Common Stock covered by this Statement are owned of record by HLT, and in addition HLT holds the Special Share described in Item 6 of Amendment No. 2 to Schedule 13D filed with the Securities and Exchange Commission on July 19, 2002. The 4,726,851 shares of Common Stock covered by this Statement are owned of record by Well Summit.

Item 3		Source and Amount of Funds or Other Consideration
		The first sentence of Item 3 of the Statement is hereby amended and restated in its entirety as follows:
		The 7,831,169 shares of Common Stock covered by this Statement are owned of record by HLT, and in addition HLT holds the Special Share described in Item 6 of Amendment No. 2 to Schedule 13D filed with the Securities and Exchange Commission on July 19, 2002. The 4,726,851 shares of Common Stock covered by this Statement are owned of record by Well Summit.

Item 4		Purpose of the Transaction
		The first and second sentence of Item 4 of the Statement are hereby amended and restated in their entirety as follows:
		The 7,831,169 shares of Common Stock covered by this Statement are owned of record by HLT, and in addition HLT holds the Special Share described in Item 6 of Amendment No. 2 to Schedule 13D filed with the Securities and Exchange Commission on July 19, 2002. The 4,726,851 shares of Common Stock covered by this Statement are owned of record by Well Summit.

Item 5		Interest in Securities of the Issuer
		Items 5(a) and (b) of the Schedule are hereby amended and restated in their entirety as follows:
		(a) and (b) As of August 22, 2011, HLT owns of record 7,831,169 shares of Common Stock and Well Summit owns of record 4,726,851 shares of Common Stock. HLT also holds the Special Share described in Item 6 of Amendment No. 2 to Schedule 13D filed with the Securities and Exchange Commission on July 19, 2002. HLC has an indirect interest in the 7,831,169 shares of Common Stock directly owned by HLT. The 12,558,020 shares of Common Stock beneficially owned by HLA represent approximately 33.70% of the 37,267,673 outstanding shares of Common Stock, based on the number of outstanding shares of Common Stock reported in CYI’s Annual Report on Form 20-F for the year ended December 31, 2010, filed with the Securities and Exchange Commission on May 9, 2011.

Page 7 of 8

		Shares held of record by HLT. HLT (HLC by virtue of its ownership of HLT and HLA by virtue of its ownership of HLC) has sole voting and dispositive power over the 7,831,169 shares of Common Stock owned by HLT and the Special Share described in Item 6 of Amendment No. 2 to Schedule 13D filed with the Securities and Exchange Commission on July 19, 2002.
		Shares held of record by Well Summit. Well Summit (and HLA by virtue of its ownership of Well Summit) has sole voting and dispositive power over the 4,726,851 shares of Common Stock owned by Well Summit.
		Item 5(c) of the Schedule is hereby amended as follows:
		(c) Well Summit has effected the following purchase of shares of Common Stock during the 60 days prior to the date hereof since filing Amendment No. 12 to Schedule 13D, dated August 12, 2011.

		Number of Shares of		Average Price
Date of Purchase		Common Stock Purchased		per Share Purchased (US$)		Manner of Purchase
August 22, 2011		407,312		15.9379		Open market transaction

Except as set forth above, since filing Amendment No. 12 to Schedule 13D, dated August 12, 2011, none of the Reporting Persons has effected any transaction in shares of Common Stock during the past 60 days.

Item 6		Contracts, Arrangements, Understandings or Relationships With Respect to Securities of the Issuer

No amendments to Item 6

Item 7		Material to be Filed as Exhibits

Joint Filing Agreement, dated August 30, 2010, among Hong Leong Asia Ltd., HL Technology Systems Pte Ltd, Hong Leong (China) Limited and Well Summit Investments Limited (incorporated herein by reference to Exhibit 7 to Amendment No. 9 to Schedule 13D filed with the Securities and Exchange Commission on August 30, 2010).

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SIGNATURE

     After reasonable inquiry and to the best of his or her knowledge and belief, each of the undersigned certifies that the information in this statement is true, complete and correct.

Exhibit Index

Exhibit 7		Joint Filing Agreement, dated August 30, 2010, among Hong Leong Asia Ltd., HL Technology Systems Pte Ltd, Hong Leong (China) Limited and Well Summit Investments Limited (incorporated herein by reference to Exhibit 7 to Amendment No. 9 to Schedule 13D filed with the Securities and Exchange Commission on August 30, 2010)