What is the spread of calligraphy in seal cutting?

Seal cutting calligraphy has spread to Japan, South Korea and other countries in the cultural circle of Chinese characters, and it still has strong vitality in these countries. Since the beginning of this century, especially in the last ten years, calligraphy seal cutting has developed continuously and its influence has become increasingly extensive. The number of people engaged in it and the speed of its achievements are unparalleled in any previous era.