Factory wholesale Resin Plug Hole Hdi Pcb - Professional China Customized Aa Metal Mobile Phone Battery Pcb – Yongmingsheng

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Aluminum base Board production process

1. Laminate Shear and drill.
2. Dry or wet pattern imaging.
3. Acid or alkaline etching.
4. Solder mask and silk screen.
5. V – CUT and final shaping
6. Electrical Test and Osp
7. Check up case ,packing and shipping

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