Immersion gold Purple + Hasl Lead Free Black, 2MM Thickness, 4 Layer, 1OZ Finished copper, 5Mil Min. Line Track, 6Mil Min. Line Space goo.gl/DYa1Au

ENIG surface HDI PCB Circuit board, Item： 3339, Details： 2Layer,ENIG surface,Min Via 0.2mm,Thickniss 0.3mm,1oz goo.gl/yW8Cis

Double-sided Plated Gold, Item： 2117, Material： FR-4, Finished Thinkness: 1.6mm, Surface Finishing: Plated Gold goo.gl/cqhmWl

Double-sided HASL Finished, Material：FR-4, Finished Thinkness: 1.6mm, Surface Finishing: HASL, Copper: 1/2 OZ goo.gl/Wkg9Re

China pcb, Max. Layers 48 Layers, Max. Borad Size 864 x 610 mm (34" x 24"), Max. Board Thickness 315mil(8mm), Min. Line width/space 3mil/3mil goo.gl/I8BLSC

Apple mobile phone PCB with LCD, FR4, 2MM Thickness, 4 Layer, 1OZ Finished copper, 5Mil Min. Line Track goo.gl/GuSxY8

8 layers+ENIG PCB, Layer count: 8 layers, Board thickness: 1.60mm, Material type: FR-4 94V0 Tg>/=135°, Outer/Inner copper thick: 1oz/Hoz goo.gl/Np9asX

8 layers Immersion Tin PCB, Layer count: 8 layers, Board thickness: 1.60mm, Material type: FR-4 94V0 Tg>=135°, Outer/Inner copper thick: 1oz/Hoz goo.gl/Sn4GBX

raypcb1.wordpress.com/2015/04/07/copper-based-pcb-board-in-china-and-its-utility/

In this regard Rayming technology is supplying world class China PCB equipment’s as per the demand of the customers. goo.gl/vr9XUR

The process of PCB fabrication involves a lot of steps, like etching, engraving photos, multi layer processing, drilling masking, finishing and testing. goo.gl/OQx9yj

Now a day’s PCB has become a well known term in the era of modern technology. Starting from the PCB manufacturers to the users, all are well acquainted with the advantages of the Printed Circuit Board Assembly. goo.gl/DgTdVk

PCB is a well known term in the electronic industry. Basically it consists of several layers of insulating materials which are combined with electrical conductors. goo.gl/uNpNnS

For a common understanding, several layers of insulating materials combined with electrical conductors form a PCB. It consists of conductive tracks, pads and other features which are etched from copper sheets and laminated onto a conductive substrate. goo.gl/QOBubi