Jade-this name covers all natural and man-made minerals and materials that can be used as "jade, jade and miscellaneous stones". Carving technology is a method of artistic processing, such as making gems into facets or circles, and carving jade raw materials into animal shapes. This technology includes the following aspects: single-piece boutique and manual assembly line products, raw materials, auxiliary materials, machinery and equipment, identification, analysis and materials.

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Jade is actually a general term for jade and jade. Jadeite includes jadeite and hetian jade, which are actually jadeite and nephrite. Jade is what we call dushan jade jade, malachite and so on. There are only precious stones and miscellaneous stones in the world \ Chinese jade. Most jadeites belong to miscellaneous stones in the international common name.

Bone carving/sculpture

Bone carving has a long history. 1982 The head of a bone carving man unearthed in Hejiawan, Xixiang County, Shaanxi Province, is about 6000 years ago. It is the earliest bone carving work found in China at present, which provides a precious object for studying the bone carving art in China. The head of the bone sculptor is relatively complete, the position of the five senses is relatively accurate, the production method is simple and rough, and the expression is simple and solemn. The ancestors of the Neolithic Age used local materials to create this work while struggling with the harsh nature with extremely backward productivity. Although naive and simple, it expresses an ancestor worship.

With the changes of history, bone carvings gradually evolved from daily necessities to decorations. The ancients used bones for a long time to make needles and knives, and carved words and patterns on bones. The bone carvings we see now are very exquisite handicrafts. It not only engraves characters on bones, but also carves lifelike three-dimensional figures, flowers and birds and other works through different knife methods.

Carve and grind animal bones, such as cattle bones, camel bones, squid bones, etc. As raw materials, it usually refers to carving crafts and ground carving.

In the Paleolithic Age about 654.38 million years ago, a drilled bone pendant was found in the cave site of Longgushan in Zhoukoudian, Beijing. They are made of fish bones, some of which are dyed red by hematite. The Neolithic bone chisel (used for tying hair) and 8577 bone beads unearthed from Jiangzhai Tomb in Lintong, Shaanxi Province are polished smoothly and have perfect and regular shapes. At Dawenkou Site in Ningyang, Shandong Province (about 25th century BC), bone-piercing tubes, bone combs and so on were unearthed, with smooth knives and exquisite skills. 1973 A long bone dagger was found at Hemudu site in Yuyao, Zhejiang. The front is carved with a double-headed eagle pattern, and the upper and lower ends are carved with patterns, which is very delicate. There were professional bone carving workshops in Shang Dynasty. Combs, knives, bowls and flower trays of bone carvings have been unearthed from Shang Dynasty sites such as Anyang, Huixian and Changping in Henan. The flower plate is about 16cm long and 7cm wide. There are two layers of gluttonous patterns carved on the upper end and strip patterns carved on the lower end, which are distinct and dense. The handle of the bone dagger is engraved with patterns such as clouds and thunder, gluttony and dragons and phoenixes. In the past, bone furniture only paid attention to smoothness. In the Shang Dynasty, it was improved into a corolla shape and engraved with patterns such as phoenix, which became a decoration inserted in the hair. In the Han Dynasty, it became a step shake. After the Han dynasty, bone carvings gradually declined, but they were still made by the people.

Since the 20th century, China bone carvings have been mainly produced in Beijing, Zhejiang, Inner Mongolia and Guangdong. Beijing bone carvings include cow bones, bracelets, powder boxes, paper knives and so on. Some of them are dyed. Ningbo, Zhejiang, carved with cow bones into relief landscapes, pavilions and other patterns, embedded in furniture. The bone carving in Baotou, Inner Mongolia takes camel bones as raw materials. Foshan, Guangdong, uses white squid bones as raw materials to carve figures, landscapes and other themes, which are exquisite.

Tools are complicated, including some knives and abrasives, both manual and electric. Such as electric mill, bench mill, electric drill or bench drill. There are also some small tools, such as meat cutters, assorted files and so on. These tools are available on Paipai and Taobao.

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