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Elecrow PCB prototyping service can meet the requirement of most custom PCB manufacturing requirements. You can directly place your bare PCB order on-line for 2or4 layer regular.
Elecrow Premium PCB service will be a good choice, if you have high standard for your PCB with more advanced producing technology. It includes flex PCB, Rigid-flex PCB, HDI PCB, High Frequency PCB, Aluminum Substrate PCB, Heat Sink PCB and so on.
Please reach at email@example.com for quotation and further information.