1 Welding ... Welding manual welding and semi-automatic welding work
2 Painting ... painting metal painting work and spray painting work
3 Iron work ... Structural work of iron works
4 Finishing ... Finishing tool finishing, mold finishing, machine assembly
5 Machining ... ordinary lathe work of machining, numerical control lathe work, milling machine work, machining center work
Electrical equipment assembly ... Rotary electrical machine assembly work related to electrical equipment assembly, transformer assembly work, switchboard / control board assembly work, rotary electrical machine winding work