... quality 3, quick delivery 4, considerate service high power led aluminum pcb Short lead timeMore than 10 years factory experienceISO9001, ISO14001,RoHS ... *530mm (board thickness>1.2mm)F, Six-layer pcb: 430*430mmG, Eight-layer pcb: 430*430mmH, More than eight layers: 270*280mm ... , Routing, V-CUTCertificates: UL, ISO 9001, SGS high power led aluminum pcb