... COB, DIP. 1. Material Sourcing Service 2. SMT assembly and Through hole components insertion 3. IC pre-programming / ... testing as requested 5. Complete Unit assembly ( which including plastics, metal box, Coil, cable inside etc) 6. Packing design Our ... , PCB layout, PCB fabrication (manufacture), components procurement, PCB assembly, prototype, in-circuit testing, casing design, mould tooling, box ...