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          Technical Article


          How do we make a four-layer PCB?

          Time:2019-05-07 14:52:40 Click:

          Here is the procedures of making four-layer PCB for your reference:

           

          Processing data = >Board cutting = > Inner layer trace = > Outer layer trace= > Drilling = > Electroplating = >Solder mask = >Silk-screen= > Surface treatment = > Appearance = > Testing = > Packaging

           

           


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