... started in 1979 specializing in the production from heavy-duty mining parts1.from the material. we have our own heat treatment ... ,management certification and patent in China. 5.delivery time. a mining truck idle cost so much , so we have large stock ... parts ,Front axle parts ,Rear axle parts ,suspensionsystem ,Fuel system ,Steering system ,Braking system and so on .The past 20 years, we always ...