forging, stamping, machining, bending, welding, forming, swage, pipe coupling, auto parts, fall protection parts, hydraulic parts, connecting rod, piston, valve, coupling, connector, cylinder, gear, pulley, shaft, worm, fresnel lens, bracket, sport equipm

inlet pipe, outlet pipe, connecting pipe, oil cooler cover, cylinder head cover, oil pan, flywheel casing, bracket and other aluminum alloy engine components.