Copper Based PCB

Finished Thickess: 2.2mm

Finished Copper: 2oz

Surface treatment: Immersion Gold

Solder mask: Black

Silkscreen: White

China Quick Turn Prototype PCB Manufacturer SAYFU MULTILAYER CIRCUITS CO.,LIMITED is a professional high-tech multilayer pcb group especially for copper based pcb.

http://www.sayfu-circuit.com/