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Precision Security Mainboard ENIG PCB

多层印刷电路板
March 23, 2026
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Video Description:
In this video, we explore the design and manufacturing process of a 4-layer security-grade mainboard with ENIG surface finish. You'll see how this precision PCB is engineered for high-reliability control applications requiring continuous long-term operation, including its black solder mask, gold fingers, and BGA compatibility. We'll walk through the technical specifications, quality control procedures, and industrial reliability features that make this board suitable for demanding security and surveillance environments.
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