1,precise metal stamping parts with zinc plating 2,customized sureface treatment 3,High QC standard 4,OEM service offered We are specializing in ... plating, chrome plating, yellow passivation, gold passivation, galvanizing, satin, etc.Processing Methodcnc machining, turning, milling, drilling, grinding, broaching, welding and assemblyAdvantages 1 ...