[China Yuchai International Announces Unaudited Third Quarter 2012 Financial Results SINGAPORE, Singapore November12, 2012 China Yuchai International Limited STYLE="font-family:Times New Roman" SIZE="2"> Financial highlights for the third quarter of 2012 Net revenue was RMB 3.08 billion (US$ 485.2 million)mpared with RMB 3.45 billion in the third quarter of 2011; Gross profit was RMB 621.5million (US$] [STYLE="font-family:Times New Roman" SIZE="2">CHINA YUCHAI INTERNATIONAL LIMITED UNAUDITEDNSOLIDATEDOME STATEMENTS For the quarter ended September30, 2012 and 2011 STYLE="font-family:Times New Roman" SIZE="2">(RMB and US$ amounts expressed in thousands, except per shareta) QTD September30, 2012 QTD September30, 2011 RMB 000 US$ 000 RMB 000 US$ 000 Revenue 3,076,819 485,226 3,448,254]

[CHINA YUCHAI INTERNATIONAL TO ANNOUNCE - Earnings Call to Begin at 8:00 A.M. EST - Singapore, Singapore – October 29, 2012 http://www.cyilimited.com For all other interested parties, a simultaneous webcast can be accessed at the investor relations section of the Company’s website located at About China Yuchai International http://www.cyilimited.com China Yuchai International Limited, through its subsidiary, Guangxi Yuchai Machinery Company]