1, happy and interesting teaching, fast and simple, easy to learn and effective,-effective in a short time.
2. The style of Guo Feng's calligraphy practice is mild, and he pursues elegance of calligraphy. Ink and wash is the keynote of Guo Feng's calligraphy practice.
3. Yan's painting style is quite skillful, and the structure, ink, brushwork and shade are all properly grasped. Many calligraphers praised this and spoke highly of it.