... ,best quality, prompt delivery & best service Single-sided Printed Circuit Board:Layer count: 1Materials: epoxy resin panels (FR-4);AluminumThickness ... new service since 2006 to help customers purchase of electronic component and SMT,DIP processing. if required,We can provide ... products. Single side Aluminum PCB ,LED Aluminum PCB,printed circuit board,PCB electronic , PCB layout design,PCB game board, ...