English.chinabuses.com: Quanchai Engine Co.,Ltd aimed at high efficiency and low emissions to develop 4D22E Euro Ⅲ Series diesel engine has a successful mass production, for our vehicles adding a green "heart." Since 2008, Quanchai cooperated with Germany ELS-BETT Company, BOSCH Corporation and Shanghai combustion engine Institute ,using electronically controlled, high-pressure common-rail, turbo-charged cooling and other domestic leading technology, successfully developed 4D22E series diesel engines, and through the engine emission test, heat, cold and high altitude tests, durability tests and vehicle calibration. In the R & D process and apply for nine practical new patents. Having developed No. Q/QC103-2008, 4D22E diesel engine technical standards and with Beijing Foton, JAC more than 20 vehicle enterprises companies have reached cooperation agreements.

4D22E Euro Ⅲ series diesel engine with completely independent intellectual property right, fill the blank of domestic models. Its birth will significantly reduce vehicle emissions, in large extent to ease vehicle pollution in the atmosphere. It is reported that the engine in 2009 will reach an annual output of 30000 units, adding annual sales income 600 million yuan.