? Ma Xiaogang: Vice President of China Traditional Calligraphy and Painting Research Institute, Vice Chairman and Secretary General of China Bangshu Calligraphers Association, calligrapher signed by China Calligraphy and Painting Art Collection Network, executive director of "Moyuan Bookstore" in Haidian District, Beijing, and executive director of "Bannong Xuan Bookstore" in Haidian District, Beijing.

Lin Chi has combined reading with calligraphy for more than ten years. Since Liu Shu, the calligraphy method has been popularized by "Two Kings" and Sun, and his works have been exhibited in Hebei, Tianjin, Anhui, Hong Kong and Korea, and collected by many institutions and individuals.