[China Yuchai International to Pay Interim Cash Dividend for FY 2013 on August 26, 2013 Singapore, Singapore – August 5, 2013 About China Yuchai International http://www.cyilimited.com China Yuchai International Limited, through its subsidiary, Guangxi Yuchai Machinery Company Limited (“GYMCL”), engages in the manufacture, assembly, and sale of a wide array of light-duty, medium-duty and heavy-duty diesel engines for construction equipment,]

[China Yuchai International Announces Unaudited Second Quarter 2013 Financial Results SINGAPORE, Singapore – August 5, 2013 China Yuchai International Limited Financial highlights for the second quarter of 2013 • Net revenue was RMB 4.25 billion (US$ 688.1 million) compared with RMB 3.43 billion in the second quarter of 2012; • Gross profit was RMB 855.2 million (US$ 138.4 million), with] [CHINA YUCHAI INTERNATIONAL LIMITED UNAUDITED CONSOLIDATED INCOME STATEMENTS For the quarters ended June 30, 2013 and 2012 (RMB and US$ amounts expressed in thousands, except per share data) QTD June 30, 2013 QTD June 30, 2012 RMB ‘000 US$ ‘000 RMB ‘000 US$ ‘000 Revenue 4,251,865 688,149 3,426,332 554,539 Cost of goods sold (3,396,703 ) (549,744 ) (2,752,259 ) (445,443]

[China Yuchai International to Pay Interimsh Dividend for FY 2013 on August26, 2013 Singapore, Singapore August5, 2013out China Yuchai International http://www.cyilimited.com China Yuchai International Limited, through its subsidiary, Guangxi Yuchai Machinerympany Limited (GYMCL), engages in the manufacture,sembly, andle of a wide array of light-duty, medium-duty and heavy-duty diesel engines fornstruction equipment, trucks, buses andrs in]

[China Yuchai International Announces Unaudited Second Quarter 2013 Financial Results SINGAPORE, Singapore August5, 2013 China Yuchai International Limited STYLE="font-family:Times New Roman" SIZE="2"> Financial highlights for the second quarter of 2013 Net revenue was RMB 4.25 billion (US$ 688.1 million)mpared with RMB 3.43 billion in the second quarter of 2012; Gross profit was RMB 855.2million (US$] [CHINA YUCHAI INTERNATIONAL LIMITED STYLE="font-family:Times New Roman" SIZE="2"> UNAUDITEDNSOLIDATEDOME STATEMENTS For the quarters ended June30, 2013 and 2012 (RMB and US$ amounts expressed in thousands, except per shareta) STYLE="font-family:Times New Roman" SIZE="2"> QTD June30, 2013 QTD June30, 2012 RMB 000 US$ 000 RMB 000 US$ 000 Revenue 4,251,865]

[Results of Annual General Meeting Held on August 2, 2013 Singapore, Singapore – August 2, 2013 At the Annual General Meeting, the Board of Directors and the management team of China Yuchai responded to questions from shareholders. A brief summary of some of the discussions is set out below for the benefit of all shareholders of the Company: (a) In]