1 is a children's hard pen calligraphy course developed by the National Exhibition Art Center of China National Academy of Painting, with the participation of many domestic calligraphers, educators and front-line teachers.
2. Zhonggong Pavilion is a patented calligraphy grid that can analyze the structure of Chinese characters, which was invented by Mr. Wang, the founder of five-day calligraphy practice in China, a famous expert in Chinese character standardization and thinking training, and the founder of Zhonggong Pavilion education chain.