Guang-ao Machinery Factory Details
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Guang-ao Machinery Factoryllcome To Guang-ao machinery Factory
Ningbo Yinzhou Guang-ao machinery Factory is specialized in ductile iron, carbon steel, low alloy steel and heat resistant steel with process of sand, resin sand, shell and investment cast process of water glass , products have been used widely in mine, electricity, equipment, ship, railway, boiler and so on.
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