2. Liu Gongquan's calligraphy is steady but not vulgar, dangerous but not strange, old but not withered, moist but not fat, harmonious and charming.
3. Liu Gongquan's brush strokes are even, hard and thin, with exposed edges and corners, rich in variety and avoiding monotonous repetition. Most horizontal paintings are round, rigid, clear, short, thick, slender and handsome. Vertical painting is vigorous, stiff, slender, concise and firm, sharp, heavy and slightly short, kicked up and cleaned with a pen. On the whole, it is restrained and stretched, the uterus is tightened and the limbs are developed. In rigor, what you see is openness and generosity.
4. Liu Gongquan's handwriting is even, balanced, thin and hard, and he pursues Wei Bei firmly. His pointillism is crisp and beautiful, with strong strength and rigorous structure, which is as famous as Yan Zhenqing. His calligraphy is called "Yan Liu Jin Gu".