What does it mean to draw red bamboo on gold foil?

It is modesty, prudence, honesty and frugality. Gold foil painting is based on gold foil, silver foil and copper foil, and the whole board that does not deform or crack is the bottom plate. Red bamboo painted on gold foil represents modesty, prudence, integrity and solar terms. Phyllostachys pubescens, alias Jianshui Dendrocalamus, is a monocotyledonous plant of Gramineae and Dendrocalamus with drooping stem tips. When I was a child, I was covered in white powder and small bristles, and I had thick skin.