Four washings refer to: fresh air washes the lungs, mountains and streams wash the blood, organic food washes the stomach, and local culture washes the heart.

Modern urbanites yearn for rural agricultural life, which leads to different rural resources and environments such as sunshine, air and stones becoming elements that can be priced in the era of ecological civilization.

Although Mr. Wen is not talking about the importance of rural leisure tourism from the perspective of professional leisure tourism, what he said is very classic, and the formulation of "four washes and three ramblings" is worth learning from the industry.