1. Lamination & Shaft inserting2. Insulation paper inserting3. Coil forming4. Coil 1st forming5. Coil 2nd forming6. Coil end forming7. Electrical test (1st)8. Coil twisting9. Coil expanding10. Flux & tinning11. Commutator inserting12. Lead coil inserting13. Fusing14. Core caulking15. Electrical test (2nd)16. Vanish tricle & drying17. Turning18. Brushing19. Electrical test (3rd)20. Marking