Brief description about the led aluminum base pcb: 1.FR4,double ... Data1Product TypeAluminum base,Double-sided aluminum base2SubstrateDomestic aluminum plate,TAIWAN Domestic aluminum plate,Bergquist material,Japan aliminum ... xinqiao xinfa industrial park, shajing town, shenzhen, Guangdong,CHINA 518125Built Up DateYear 1994Main ProductsPrinted Circuit Board, ... with attachment to you led aluminum base pcb