zinc-plated metal connector SGS audited More than 20 years experience in special ... for the surface finish: ElectroplateZinc plated(while,colour,dacroment),Nickel plated,copper plated,gold plated,chrome(3+Rohs &6+ ) plated,anodic oxidation,etc Dip plating ... experience for exporting so that you could avoid lots ofrisks. zinc-plated metal connector