Copper casting is an important part of Chinese traditional culture and art. Copper casting has a long history and mature technology. The process of casting copper is more complicated than that of forging copper, and the artistic creation has a good recovery. Therefore, it is suitable for becoming the material of fine works and is very popular with artists, especially figure sculpture. But it is easy to oxidize, so pay more attention to maintenance. Each cast copper artwork is made through 11 complex and rigorous processes, which include traces of traditional handicrafts, lines and modern technology of precision casting. Cast copper is put into the sintering furnace and sintered at 1000 ℃ - 1150 ℃ according to different metal materials. The copper liquid is immediately cast into the ceramic shell. After cooling, the outer ceramic shell is broken, and the copper product rough embryo is peeled out.

Exterior wall insulation decorative board is also called exterior wall insulation board, exterior wall board, metal curtain wall board, etc. It is a kind of exterior wall thermal insulation decorative wallboard made of high-quality galvanized sheet with color coating printing and thermal insulation materials. Guangxi Stone sculpture It is also a kind of new exterior wall external insulation board, which changes the disadvantages of single decoration color and no insulation layer in the past. The external thermal insulation system of thermal insulation decorative plate is an external thermal insulation technology that has developed very rapidly in recent years, cost performance Stone sculpture It has the advantages of controllable on-site quality, cycle saving and very beautiful curtain wall effect. Now, more and more public buildings and high-grade residential buildings are using the external thermal insulation technology of thermal insulation decorative panels. Various regions are also constantly issuing standards and guidance documents for the thermal insulation decorative board system, which is good news for the development of thermal insulation decorative board products.

The round sculpture is completely three-dimensional, and the audience can enjoy it from all directions. For example, from the front, we can see the image of holding one's head high, clenching one's teeth, glaring at the enemy and being invincible. On the side, the audience can only see the right hand and left hand clenching their fists, showing Liu Hulan's inner anger through gestures, as well as her desire to smash the old world and wipe out the enemy. The back is relatively simple, and only the hair and clothes lines intertwined by the wind can be seen. In this way, the audience can see all aspects of Hainan sculpture from all angles, thus forming the overall sense of artistic image. The undulation of body is the main means of expression of sculpture, just as words are to literature, and color is to painting. The sculptor can boldly exaggerate, choose and combine the ups and downs of the body according to the needs of the theme content, without being restricted by the normal. The ups and downs of the body are the broad stage on which sculptors can gallop.

Marble, granite, Hui'an stone, Qingtian stone, Shoushan stone, Guicui stone and other materials are generally used for stone carving. Granite and marble are suitable for carving large statues; Qingtian stone and Shoushan stone are rich in color, which are more suitable for small stone carvings. There are many ways to make stone carvings. According to the nature of stone materials and the habits of the carvers, stone carvings can be roughly divided into two types: first, traditional methods. Conception, composition, modeling and stone carving are all done by individuals alone. For large-scale carving of lines, the horizontal and vertical lines shall be drawn on the stone, the grid shall be made to take materials, and the simple measurement and positioning method shall be used for carving. The second is to adopt a new process, that is, first make a clay sculpture, turn it into a plaster statue, then take the plaster statue (model) as the basis, rely on the point shaped instrument, and then carve it into a stone statue.