+86-0138-37938839
+86-0138-72728636

A large comprehensive enterprise specialized in the research and development, design,production, etc. of tunnel machinery equipment 

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+86-0138-37938839

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Tel :+86-0138 7272 8636    Mail:779710610@qq.com
Add :39 Jichang Road, Old Urban District, Luoyang city,

            Henan Province, China 

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