1layer led light Aluminum board 1.OEM service ; 2.Certificate:UL,ISO,TS16949,Rohs ; ... .Paypal, T/T,West Union 4.Best Servic 1layer led light Aluminum board 1. One-Stop-Service with quick turn;2. No ... : Fedex, DHL, UPS, TNT, AIR, SEA.Our Production Capability for PCB: Layer1 to 28 layersMaterial typeFR-4, CEM-1, CEM-3 ...