Fine carving is a high-precision processing method, usually used to process high-precision parts and crafts. Its main application range covers a variety of materials, such as metal, plastic, wood, etc. In the fine carving processing, the commonly used tools are laser engraving machine, CNC engraving machine and so on. These devices can be controlled by computer programs to achieve high-precision engraving and cutting. Fine carving is widely used in modern manufacturing, such as jewelry making, electronic parts manufacturing, auto parts processing and so on. Its advantage is that it can achieve high-precision, high-efficiency and low-cost processing methods, which can greatly improve the production efficiency and product quality of the manufacturing industry.