Integrity, Sustainability, Flexibility&Quality, makes us one of the excellent Worldwide partners for Printed circuit board.

At HYY we base everything we do on our 3 core company values. Permanent Standard, Permanent Accurate, Permanent High-Quality. We develop products and solve problems for all of our clients all over the world.
Our PCB ranges from Printed Circuit Board, PCB Board, PCB Assembly, 2-24 layers normal PCBs, Heavy Copper PCBs, Hybrid PCBs, Super thick to Thin PCBs.
You can provide us with your design , logo, printing requirements for customized products......

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HYY Technology

About poor adhesion of coating ?

-Pretreatment not good enough -Pre coating is too thin -Poor conductive -The copper content of the electroplat...

About the surface color change (especially wh...

-Gold plating layer cleaning is not enough. -The thickness of nickel plating layer is not enough. -The gold pl...

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