CYD [CHINA YUCHAI INTERNATIONAL] 6-K: (Original Filing)
[CHINA YUCHAI LEADS NATURAL GAS BUS ENGINE MARKET Singapore, Singapore, December 12, 2012 China Yuchai International Limited (NYSE: CYD) After the delivery of the first batch of buses using GYMCLs natural gas engines to the Bus Industry (Xian) Co., Ltd. in Shaanxi Province in February 2012, a number of the provinces passenger transport and bus companies started to purchase]