Companies by the exquisite technology, professional service spirit, excellent service attitude made all kinds of manufacturers of maintenance service, including: nanjing zhong chuan oasis special service station, weichai huafeng hubei area after-sale service stations, yituo (luoyang) diesel engine special user service station, sinotruk hangzhou engine special service station, nantong diesel engine special service station, the Chinese electrical generator (group) of hubei, hunan service station.