About Us

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  Ningbo Yinzhou Guang-ao Machinery Factory Co.Ltd is specialized in ductile iron ,carbon steel,low alloy steel ,gray iron ,stainless steel and aluminum products.With process of sand ,resin sand shell and investment cast process of water glass ,our products have been widely used in mine,electricity ,equipment ,ship ,railway ,boiler and so on.
  we can offer you many different kinds of products as your requirement&＃65281;