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china · shandong yantai wool vacuum technology co., ltd. was registered in 2002. it is a manufacturer specializing in the production of water ring vacuum pumps, roots vacuum pumps, dry screw vacuum pumps and vacuum systems. it has a strong all-pump produc

山东高新技术企业

安全生产达标企业

安全生产标准化三级企业

中国通用机械工业协会会员单位

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