“Liang is the medium” is the second step of small-sized decoration. Based on this principle, it can enhance the integrity of the space and the lighting effect, making the indoor space look bigger. Small units should pay attention to the choice of materials. They should choose transparent materials as much as possible to increase the permeability of the space. The floor of the living room and bedroom can be selected from the same material, with tile or laminate flooring, easy to care, and the price is not high.