if it is a construction drawing, there should be a cover, a catalogue, a circuit switch and other instructions. Figure 4: Original floor plan, figure 5: Layout, floor paving, figure 7: Top surface modeling (position of lamps), figure 9: Switch positioning, figure 1: Wiring of lamps, figure 11: Waterway positioning, figure 12: I don't need to say where I need to draw the elevation section.