1, material. The whole western Monday has a history of 330 years. The materials of jade articles in the Western Zhou Dynasty are similar to those in the Shang Dynasty, and the materials are also rich. Jade materials are generally nephrite and hetian jade, including turquoise, crystal, white marble, agate, Tianhe stone, coal essence and other different jade materials.

2. shape. Jade articles in the Western Zhou Dynasty were mainly in the form of tablets, but few were like round carvings. The main shapes of jade articles are animals, figures and geometry. Geometry also includes the shapes of walls, knives, shafts, rings, etc. The shape of characters is a combination of some people and dragons and jade people. The animal-shaped Yu Pei is mainly decorated with various jade ornaments, such as cows, tigers, deer and rabbits.

3. decorations. Compared with Shang Dynasty, the decorative patterns of jade articles in Western Zhou Dynasty tend to be patterned and abstract, which is very consistent with the style of bronzes in the same period. Common patterns are realistic, decorative and imaginative, such as bird pattern, Feng Niaowen pattern, gluttonous pattern, moire pattern, bone pattern and thunder pattern. The dragon pattern is presented in the way that the head and tail are opposite and the two tails intersect, which is obviously different from the single dragon pattern in Shang Dynasty.

4. Process characteristics. The technological characteristics of jade articles in the Western Zhou Dynasty are manifested in the decorative surface and carving techniques of jade articles. Mainly using double hook carving to express decorative patterns and jade articles will be smoother and smaller. Created the carving techniques of oblique thick lines and negative lines, as well as oblique carving techniques, and the jade carving is more exquisite. There are mainly two kinds of jade lines in this period. One is the form of double negative lines, and the realization method of lines is more complicated. When the pattern turns, it is arc-shaped, and the knife method is both rigid and flexible. The other is the simple experience of single-yin line pattern and line expression, and the line stripe is powerful.