... delivery and better logistic service.ALT products are widely used in: industrial, automotive, medical, computing,storage,instrumentation, traffic, industrial power, ... Specifications ItemManufacture CapabilityMaterialFR-4 / Hi Tg FR-4 / Lead free Materials (RoHS Compliant) /CEM-3, Aluminium, Metal basedLayer No.1-16Finished ... °Certificate ROHS, ISO9001:2000, SGS, UL certificate pcb board made in China