Most of the jades mentioned in daily life refer to nephrite, and there are many kinds of nephrite products. Generally, they refer to white sheepskin jade, white jade, topaz, purple jade, black jade, jasper, sapphire, ruby and northeast Xiuyu produced in Xinjiang. In the jade carving, the white jade with sheepskin is fine in texture and strong in luster, as white as sheepskin, which can be called "the king of nephrite" and "the crown of white jade". In addition, Nanyang jade, Lantian jade, Hotan jade, agate, crystal, coral, turquoise, lapis lazuli, etc., all belong to the category of nephrite. Later, due to the opening of the Silk Road, the jade produced in Hotan, Xinjiang, was unanimously recognized and began to play a leading role in the processing of royal, official and folk jade. Nephrite gradually evolved into a synonym for hotan jade.

Components are reusable software modules oriented to software architecture. It is a reusable software component that can be used to construct other software. It can be encapsulated object classes, class trees, some functional modules, software frameworks, software architecture (or architecture), documents, analysis pieces, design patterns, etc. In 1995, Ian Graham gave the definition of component as follows: component refers to an object (interface specification, or binary code), which is used for reuse, and the interface is clearly defined. Hainan sculpture component appears as a logic tight program code package with a good interface. For example, Ada's Package, Smalltalk-80 and C++'s class and data type can all belong to the component category. However, the operation set, procedure and function can not become a component even if they can be reused. Developers can develop new application systems by assembling existing components, so as to achieve the purpose of software reuse. Software component technology is the key factor of software reuse, and also the focus of software reuse technology research.

Among Chinese stone animal carvings, stone lion carvings have a unique style and can be produced in countless quantities. They are widely used for decoration, such as the stone lion carvings on both sides of the gates of imperial palaces, houses, government offices, temple shaped tombs, modern large-scale commercial buildings, hotels and restaurants, and the stone lion decorative carvings on bridges, monuments and workshops. The body shape of stone lions varies in various ways, such as standing, squatting, lying, and so on, with various shapes and often regional differences. The stone lions are carved from a wide range of materials, mostly sandstone, marble and granite. There are many kinds of stone carvings, such as cliff paintings, natural colored stone paintings, inlaid stone murals and stone screen carvings; Stone carvings of famous inkstones such as Duanxiyu, Lu, Taohe, Songhua, Temple of Heaven (or Pangu) and Helan; Paperweights, stationery stone carvings; Tea sets, wine sets, smoke stone sets, lamps and lanterns, table, chair, stool, tea table and other daily necessities, such as craft stone carvings, which are large in number and well made; Inkstone carvings and other unique styles have become a wonderful flower of Chinese stone culture: inlaid stone murals are a new masterpiece of contemporary stone carving art. The colorful stone landscape carvings in the hall on the first floor of the Central Television Tower, completed by Nu Skin, are magnificent and amazing.

Wood carving is a kind of sculpture, which is often called "folk craft" in our country. Taizhou GRC decorative materials Wood carving can be divided into three categories: three-dimensional round carving, root carving and relief carving. Wood carving is a kind of work separated from carpentry, which is classified as "fine carpentry" in our country. Folk art varieties classified by carving materials. Generally, the tree species with fine and tough texture and not easy to deform are selected, such as nanmu, red sandalwood, camphor wood, cypress, ginkgo, agarwood, mahogany, longan, etc. The tree root carving art in natural form is called "tree root carving". Wood carving has round carving, relief carving, engraving or several techniques. Some are also painted to protect wood and beautify it. cost performance GRC decorative materials Generally speaking, tools for wood carving creation, such as saws, wood files, chisels, carving knives, flat shovels, axes, wood drills, wood hammers, planes, etc., can be used for root carving creation. In addition, you also need basic tools such as scissors (scissors for pruning), knives, brushes, sandpaper (cloth), coarse and fine cloth, cotton yarn, rope, etc. During special processing, such as fire roasting, steaming, and insect prevention, some tools are also needed, which can be used in general families instead of other tools.