1.OEM service 2.offer sample 3.Online payment 4.Small quantity also wholesale We are professional manufacturer of forged rings for Wind tower,Blade,Gears, Ring Gears, Swing Bearings, Shaft ,Cylinder Shaft, Collared Shaft, Stepped Shaft,Tyre Mold etc.forging products, which are extensive used petroleum, chemical industry,ship-building,metallurgy,mining,hydraulic pressure, gear case,port,ship ...