... including truck factory, diesel engine factory, axle factory, commercial vehicle factory and bus factory etc.At present, Sinotruk has ... Jinan Truck Co., Ltd., Jinan Commercial Vehicle Co., Ltd., Jinan Power Co., Ltd., Jinan Axle Co ... Area, there are Qingdao Special Vehicle Company, Wuyue Special Vehicle Company, Jining Refitting Vehicle Company and Jinan Park Machine Company ...