1. Create an atmosphere: Hanging characters in restaurants can create a comfortable and harmonious dining atmosphere. Some beautiful and aesthetic calligraphy and painting, such as "Hui Feng He Chang" and "He", can make people feel a warm and relaxed atmosphere and improve the dining experience of customers.

2. Stimulate appetite: some bright and fresh colors of calligraphy and painting, such as green plants and fruits. It can make people feel happy and increase their appetite. Hanging these calligraphy and paintings in restaurants can make customers more appetizing and increase the sales of catering industry.