... alloy 2.Finish:zinc platd,polish cnc stainless steel machining precision part Strictly quality control by 100% ... products, we have won quality certificate in accordance with ISO 9001:2008 rules. Main productsmetal fabrication, ... aluminum alloy, copperProcedurewelding,stamping,cutting,punching,bending,grinding,machining,threadingSurface finishingzinc plating, hot dipped galvanized, powder coat ...