
Receiving many compliments from customers, SINMICRO TECHNOLOGY has developed into a dependable manufacturer of 4 layers PCB. We will show you the blind and buried vias pcb series that is most popular with customers. The product naturally has the advantage of an orderly internal structure and stable chemical composition, crystal form, and physical properties. It has passed several times of tests like Hi-pot test before shipment. The product does not impose pressure on wearers' feet, and not cause deformities in the toes through rubbing and pressure. Its size parameters are strictly controlled.

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