... , bending machine, Automatic spark machine, line cutting machine, shearing machine, machine lathe, punching machine, argon-arc welding machine, butt-welding machine, squeeze riveter machine, nail inserting machine. 4. ... electronics products, Radiator.Shell & Housing & EnclosureElectronic product metal housing, electronic products,LED.Face-plate & Panel boardOperation panel, key panel, frontpanel ...