Zhongyuan Special Steel Machine Manufacture co ltd, was established in 1995 with an area of 120000 square meters , more than 50 sets of machine equipment in large and middle size . We manufacture forge material ,forge parts, drill tool, axes parts, roller and protect cap for the drill tool .We are especially good at finish machining for roller with big size, Acerose roller and deep-hole part . All those things are widely applied to Petroleum, Machining, Metallurgy, Shipping, Chemical, Power and so on.