Introduction to pool water: The water body of the landscape garden supplemented by water is mainly concentrated. Only in a smaller space can the water surface be broad and cheerful, and unfold wonderful scenery for mountains, forests, pavilions and pavilions; supplemented by division, It makes the water body twist and turn intermittently, adding layers and depth to the scenery. The North Pond has the largest water surface. It complements the mountains, forests and buildings around the pond and becomes the center of the waterscape in the whole park. The contrast method of opening and closing is used to achieve the artistic effect of "seeing the big from the small".