... layers 2) PCB design and manufacture 3) PCB SMT / DIP assembly 4) UL,CE,FCC,Rohs standard 5) Material:FR4, Alu ... team in charge of product design.3) Circuit boards 1 to 28 layers PCB layout, fabrication, PCB assembly and box building.4 ... . and We supply complete PCB Assembly services including PCB & material & components purchasing, SMT/Through-hole job, testing, packing, and delivery with compititive ...