Countersink+Threaded hole
Long Aluminum PCB
FR4 Stiffener Rigid-flex PCB
6 Layer Rigid-Flex PCB
4 Layer Rigid-Flex PCB
Gold Finger FPC
FPC
Copper Foil FPC
FR4 Stiffener FPC
4 layer FPC
Automotive PCB
Alumimum based board
Carbon Ink PCB
16 Layer PCB
Gold Finger PCB