From the pictographic point of view, classified lighting has many different styles and materials. Houses with east, south and southeast gates are suitable for long cylindrical, rectangular and wooden frame lighting, and the mantissa of light bulbs is 1 and 2.
Houses with doors facing west, north and northwest are suitable for cylindrical, circular and metal frame lighting, and the mantissa of the number of light bulbs is 6 and 8.
Houses facing southwest and northeast are suitable for square light frame and aluminum-plastic frame lighting, and the mantissa of the number of light bulbs is 4 and 9.