What happened to China's micro-sculpture?

Micro-carving, as its name implies, is a kind of carving skill famous for its delicacy, and it is the most exquisite and tiny handicraft in China traditional arts and crafts. It is carved on ivory pieces, bamboo pieces or a few millimeters of hair, and the work can only be seen with a magnifying glass or microscope, so it has been called "stunt" in past dynasties. Micro-carving construction is small, and it is difficult to complete without high-level calligraphy skills and skilled use of micro-carving tools. Hold your breath, concentrate and be meticulous when carving.