熟悉铁路业务的同志,都熟悉大连机车车辆工厂。这个厂创建于1901年,是一个具有光荣历史的老厂。建厂89年,经历了从修理蒸汽机车到制造蒸汽机车,从制造蒸汽机车到转产内燃机车,从生产小功率机车发展到大功率机车的几个发展阶段。现在年产东风4型内燃机车200台,占全国内燃机车产量的一半,全 Comrades familiar with the railway business are familiar with the Dalian Locomotive and Rolling Stock Plant. Founded in 1901, this factory is an old factory with a glorious history. After 89 years of construction, it has undergone several stages of development from the production of steam locomotives to the manufacture of steam locomotives, from the manufacture of steam locomotives to the conversion of diesel locomotives, and from the development of low-power locomotives to high-power locomotives. Now it has an annual output of 200 Dongfeng 4 diesel locomotives, accounting for half of the total output of diesel locomotives in the country.