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2004年7月18日,号称“神州第一吊”、起重质量达300t的QY300(zLJ5690JQZ300)汽车起重机在长沙下线并交付使用。该起重机是由中联集团浦沅工程机械有限公司应用户要求定向自主研制开发的,其最大起重能力为900tm,堪称目前国内生产的起重质量最大的汽车起重机。7月29日,这辆以725万元购得的汽车起重机正式落户沈阳中铁第九局,结束了东北地区没有超大吨位重型起重机的历史。
On July 18, 2004, QY300 (zLJ5690JQZ300) truck crane, which is known as “China’s first crane” and has a lifting capacity of 300t, was put offline for use in Changsha. The cranes are independently developed by Zoomlion Engineering Machinery Co., Ltd. of Zhonglian Group Co., Ltd. according to user requirements. Its maximum lifting capacity is 900tm, which is the crane with the highest lifting quality in China. On July 29, the vehicle crane purchased with RMB7.25 million formally settled in the ninth inning of Shenyang China Railway and ended the history of no heavy tonnage cranes in northeast China.