Display of laser carving effect
PCB holder mask layer marking
Green ink
|
Black ink |
Red ink |
|
|
|
PCB marking with white ink
White paint layer
|
White paint layer |
White ink |
|
|
|
Part body identification
SIM card slot
IC parts
Package parts
metal parts
Special material
Glass
Steel surface
ceramics
glass fibre
SIM card holder engraving of shielding cover