... -side PCB, Multilayer PCB,Aluminium PCB,Spray Tin PCB,Immersed Gold PCB,HDI Mobilephone PCB,Gold-plating PCB,(printed circuit board with assembly ... board size : 600 x 1200mm*Surface treatment: ,spray tin,HASL, lead free, immersion gold,Gold-plate, OSP, ENIG etc*lead time: seven days ... .Best Regards! Double-sided PCB with 1oz Copper Thickness, Immersion Gold Finish and 1.6mm Board Thickness