Porcelain carving (Dafeng porcelain carving), a traditional art of Yancheng City, Jiangsu Province, is one of the national intangible cultural heritages. Dafeng porcelain carving art uses various porcelain objects as carriers, steel chisels and hammers to make the porcelain objects produce a porcelain collapse effect, so that the image mechanism of the artwork is reproduced on the surface of the porcelain objects. The fine chiseling of Dafeng porcelain carving combines knife techniques and techniques with different depths, densities, lengths, thicknesses, real and virtual, to reproduce the rhythm of calligraphy and painting on the surface of the porcelain, and then pass on the interest of gold and stone carving. The style is unique and charming. The Dafeng porcelain carving art originated in the Dafeng area of Jiangsu Province in the 18th century. At that time, due to the prosperous salt industry in the Dafeng area, the people's lives were relatively affluent. During weddings and funerals, the people would borrow bowls and cups from each other to hold banquets. In order to facilitate the return of the bowls and plates, each household would carve marks on the bottom of their bowls and plates for recognition. The Dafeng porcelain carving art was officially born. After continuous improvement and development, it gradually evolved into carving patterns such as flowers, plants, and animal heads, thus allowing the Dafeng porcelain carving to spread. The Dafeng porcelain carving art has a history of more than 200 years. With the development of science and technology and the application of new tools, the Dafeng porcelain carving technique has been continuously innovated and improved, and has become one of the excellent handicrafts that carry Chinese traditional culture. One of the carving tools of the Dafeng porcelain carving art is a small iron hammer, which is 4 to 5 cm long and 1.5 to 2 cm in diameter. The hammer handle is usually made of elastic and tough rattan. The carving tools of Dafeng porcelain carving art include steel chisels. The steel chisel head is made of cemented carbide and is 4 to 5 cm long. They are roughly divided into three types: thick, thin, and flat. Some of them are pen-shaped, round, or triangular due to practical needs. On May 24, 2021, porcelain carving (Dafeng porcelain carving) was approved by the State Council to be included in the fifth batch of national intangible cultural heritage representative projects, project number: -135.