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Double layer PCB5
1. Double layer health control PCB, FR4 Shengyi Material 1.0mm
2. Green soldermask, White silkscreen
3. Immersion gold finish 4. Mini hole: 0.25mm 5. Mini Width and trace: 5MIL 6. Prototype and mass production both 7. E-test for mass production and probeflying test for sample prototype orders. ![]() |