... as polishing,zinc plating,nickel plating,chrome plating,power coating,shot blastng. Our factory ,is a professional ... assembly,etc. We have most of the necessary machines for sheet metalworking process , such as the mechanical ... 315T, arc argon welding machines,CO2 protective welding machines,spot-welding machines and supportive machines lathe, bandsaw,drilling machines,milling machines.Look forward ...