... In time delivery 3.UL,Rohs approved 4.Rich experience in PCB lin high power led Aluminum pcb:1.Good quality with ... 2.0W/m-k,3.0W/m-k,4.0W/m-k,High-conductivity5SurfacePlated gold,Imm gold,Plate Silver,Imm ... with MIL-SLD-105 ,heavy defeat AQL=0.65,light defeat AQL=1.022Quality StandardsNational andards:GB5488.2-88 ... -A-600EEnterprise Standard:APC-STD-01 Enterprise Standard high power led aluminum pcb