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What is the nature of the so-called "enhancement" of gold plating?

Click on the:4320  Add time:2017-11-06 16:25:41  Sources of information:
Answer: the essence of gold-plated "enhancement" :
1. Through anode electrolysis, corrosion gold layer, let gold accelerate corrosion aging discoloration, magnification in microscope.
It is to produce "erythema", so as to achieve the enhancement effect.
2. Add color electrolytic coloring to gold protection.
Both of these are extremely damaging to the gold layer.
Properties, especially those less than 1U, have a huge potential failure risk for subsequent assemblies.
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