... in 1979 specializing in the production from heavy-duty mining parts 1.from the material. we have our own heat ... certification and patent in China. 5.delivery time. a mining truck idle cost so much , so we have large ... our mainly product include Hydraulic pumpparts, Chassis parts ,Engine parts , Driveline parts ,Front axle parts ,Rear axle parts ,suspensionsystem ,Fuel system ,Steering system ,Braking ...