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Cold Rolled Mill Manufacturer

The moderniation of the DUO Mill 100th anniversary of steel manufacturing in Pittsburg CA. Today UPI manufactures Cold Rolled Annealed Cold Rolled Full Hard Hot Rolled Pickled amp Oiled Hot Dipped Galvanied and Tin Mill products starting from Hot Rolled steel supplied by our owners.

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Our is a professional manufacturer & factory of Mining Crusher / Ore Dressing Equipment / Powder Grinding Plant / Building Materials Equipment

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