ChongQing PureMark Co. produce Best quality,Best price,Best credit. T:86-23-67608685 F:67608618 Introduction:Electro-chemical marking marks on the surface of metal workpiece based on the principium of electro-chemical reaction. All kinds of metal products can be marked with Chinese and English characters, numbers and figures by the marker. The process is: to execute stencil-plate with the content ...
