... dongguan and shenzhen top quality sheet metal fabrication PartsWe are the factory specializing in the sheet metal working and we can ... metal fabricationWorking Processstamping,deep stamping,bending,punching,threading,welding, tapping, riveting,cutting,punching,drilling,turning,milling,grinding,rolling ... Machine 6 sets, also we have Gap-Bed Lathe Machines, Cutting off Machines,Punching Machines,High ...