We specialize in the production of various grades of gray iron (HT200-350), ductile iron (QT400-700), alloy cast iron, ally cast iron , cast steel and resin sand cast iron . Our biggest casting production can up to 5 tons and the annual production ability arrives at 30 thousand ton. The main products are valve fittings, machine tools accessories, fan parts, blower parts, cast steel ball and other castings.