Introduction to interior painting cats: In the late 1950s, after Wang Xisan mastered the "Ye School" interior painting technique, he introduced cats to snuff bottles. He used the "hair-tearing method" of fine brushwork to draw the watery cat's eyes and The furry texture of cats solves the problem of rigid images and lack of realism in cats painted using freehand Chinese painting techniques. Foreign expert Bob Stevens said, "The cats he painted were so lively and seemed to be about to jump out of the pot."