What is the main manifestation of the element of "painting and calligraphy" in Lingnan gardens?

The biggest feature of landscape walls in Lingnan gardens is the large leaking windows, and the patterns are inlaid with bright stones in the wall decoration. In terms of materials, Lingnan gardens traditionally use blue bricks to build walls. The toilets, lamps, tables and chairs, trash cans, signs, indicating boards, flower beds and columns in the forest in Lingnan Garden are all very artistic. There are many stone sketches in Lingnan Gardens, including stone lions, stone ghosts, stone snakes, stone cranes, stone lanterns, stone tables, stone benches, stone signs and stone carvings.