Decoration cases in Dunhuang Grottoes can be divided into five types.

Statue decoration, mural decoration, decorative pattern, carving decoration, painting decoration.

1. Statue decoration: This kind of decoration includes Buddha statue, Bodhisattva statue, protector statue, etc. It is usually shaped according to the traditional image and has certain significance.

2. Mural decoration: Mural is the most common form of decoration in caves, depicting biographies and scriptures, as well as historical events, people and daily life scenes.

3. Decorative patterns: These patterns are mainly geometric shapes, patterns and ornamentation, including various patterns, vines, flowers, moiré, etc. And decorated on the edge, top and bottom of cave murals and niches, which increases the artistic beauty.

4. Carving and decoration: There are also carving and decoration on niches, columns, doors and windows of some caves, including flowers, animals, myths and legends and figures.

5. Painting decoration: Some caves are decorated with painting techniques and painted with various colors, which increases the visual effect and artistic expression.