... 1, 2 laminate, all delivered products are with UL approval. Advantech PCB provide wide range circuit boards, we have ... Arlon, ISOLA 680, AluminiumSpecial Kinds: HDI PCB, HF PCB (High Frequency PCB), MC PCB (Metal Core PCB)From laminate choose, manufacturing to packing ... . -The stack of boards shall be marked with a label according to Labelling Instruction. multilayer Printed Circuit Board