Files needed: Schematic(DSN or powerlogic), netlist, package, structure chart(DXF), Components file, layout requirements etc.
Layout and wiring judgement: according to the design standard, design instruction, customer's design requirements and related checklist.
Layout check and confirm: provide layout file and structure file to customer for checking if the layout makes sense and confirm the stack-up program, impedance program, structure and package, also confirm the trace specification
Layout file output: PCB original file, gerber file, pick and place file, framed stencil file and structure file etc.