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我厂是国内首先研制液压挖掘机并投入批量生产的工厂之一。1974年经过鉴定投入批量生产的WY100型全液压挖掘机除台湾省外,已遍布全国29个省(市、自治区)。为解决使用中反映的质量问题,我厂从1974年第4季度
Our factory is one of the first domestic factories to develop hydraulic excavators and put them into mass production. The WY100 hydraulic excavator that was approved for mass production in 1974 was distributed in 29 provinces (municipalities and autonomous regions) except Taiwan. In order to solve the quality problems reflected in use, our factory from the fourth quarter of 1974