[NOTICE OF ANNUAL GENERAL MEETING CHINA YUCHAI INTERNATIONAL LIMITED To all Shareholders Meeting CHINA YUCHAI INTERNATIONAL LIMITED Company NOTICE IS HEREBY GIVEN that the Annual General Meeting (the “ As Ordinary Business 1. To receive and adopt the audited financial statements and independent auditors’ report for the financial year ended December 31, 2010. 2. To approve an increase in the] [CHINA YUCHAI INTERNATIONAL LIMITED www.proxyvote.com VOTE BY INTERNET - VOTE BY PHONE - 1-800-690-6903 VOTE BY MAIL TO VOTE, MARK BLOCKS BELOW IN BLUE OR BLACK INK AS FOLLOWS: M36858-P14572 KEEP THIS PORTION FOR YOUR RECORDS DETACH AND RETURN THIS PORTION ONLY THIS PROXY CARD IS VALID ONLY WHEN SIGNED AND DATED. CHINA YUCHAI INTERNATIONAL LIMITED For Withhold For All]

[China Yuchai International Announces Management and Board Changes Singapore, Singapore May20, 2011 China Yuchai International Limited (NYSE: CYD) In view of Mrws decision not to stand for re-election, the Board of Directors of thempany has appointed its Chief Financial Officer, Mr.Weng Ming Hoh acting President of China Yuchai. Thempanyso announced the appointment of Mr.Yuen Kin]

[NOTICE OF ANNUAL GENERAL MEETING CHINA YUCHAI INTERNATIONAL LIMITED Tol Shareholders Meeting CHINA YUCHAI INTERNATIONAL LIMITEDmpany NOTICE IS HEREBY GIVEN that the Annual General Meeting (the Ordinary Business 1. To receive andopt the audited financial statements and independent auditors report for the financial year ended December31, 2010.] [CHINA YUCHAI INTERNATIONAL LIMITED www.proxyvote.com VOTE BY INTERNET - VOTE BY PHONE - 1-800-690-6903 VOTE BY MAIL TO VOTE, MARK BLOCKS BELOW IN BLUE OR BLACK INK FOLLOWS: M36858-P14572 KEEP THIS PORTION FOR YOUR RECORDS DETACH AND RETURN THIS PORTION ONLY THIS PROXYRD IS VALID ONLY WHEN SIGNED ANDTED.]

[China Yuchai International Announces - Cash Dividend for FY 2010 declared Singapore, Singapore — May 11, 2011 China Yuchai International Limited (NYSE: CYD) Net revenues for the first quarter of 2011 were RMB 4.2 billion (US$645.5 million) compared with RMB 5.1 billion (US$773.2 million) in the first quarter of 2010. The total number of diesel engines sold by the Company’s] [CHINA YUCHAI INTERNATIONAL LIMITED 31 March 2011 31 March 2010 RMB ’000 US$ ’000 RMB ’000 US$ ’000 Revenue, net 4,232,343 645,528 5,069,558 773,223 Cost of goods sold 3,288,199 501,525 4,044,390 616,861 Gross profit 944,144 144,003 1,025,168 156,362 Other income (19,358 ) (2,953 ) (18,573 ) (2,833 ) Research & development costs]