1. Select energy-saving lighting fixtures. T5 fluorescent tubes and electronic ballasts are popular now, and there are grid lamps with high reflectivity. \r\n2。 Use the lighting control system, make full use of daylight illumination, and realize constant illumination control and personnel detection illumination control; \r\n3. Use operation lights in the work area to realize on-demand lighting on the premise that corridors and public areas meet the fire protection requirements; \r\n4。 Formulate a management system to make people walk without lights. \ r \ The above methods can be used comprehensively, and of course the corresponding expenses will inevitably increase accordingly. Personally, under the conditions of effective property management and energy-saving awareness of users, the use of working lights is the most effective and feasible scheme.