They are laid in the streets and the small lanes of the city,it will make the unsubstituted action on changing the visage of the city,changing the environment of the city,changing the taste of city.

• 整齐的摆放于城市的大街小巷，对于改观城市面貌，改善城市环境，提高城市的品味，将起到不可替代的作用。