Laser marks are often the result of industrial processes, such as laser engraving, marking, or cutting, and are commonly seen in the manufacturing industry. These marks can be unwanted residues, discolorations, or burn marks left on the surface of materials like metals, plastics, ceramics, and wood. While laser marking i

Chinese calligraphy, an art form that has flourished for over two millennia, is an intricate and revered method of writing that has become synonymous with Chinese culture. Its uniqueness lies not only in its aesthetic qualities but also in its profound cultural significance, which intertwines with the philosophy, history