Liu Yong's books are especially good at small letters. Later generations are full of praise for his short stories, including not only the testimony of Zhong You, Wang Xizhi, Yan Zhenqing and Su Shi, but also the style of short stories in Wei and Jin Dynasties. Liu Yong also worked as a literary scholar, studied hundreds of classics and history, and studied and textual researched ancient prose, which made him famous for a while.
Liu Yong, a famous calligrapher in Qing Dynasty, has profound calligraphy attainments and is called "Prime Minister of Thick Ink" by the world. He is a master of calligraphy, known as the four great calligraphers in Qing Dynasty (the other three are Wang Zicheng, Weng Fanggang and Tie Bao). In Qing Dynasty, Xu Ke praised Liu Yong: Wen Qing's calligraphy, and critics compared it with Huang Zhong and Lu Da's voice, pushing it to the top of a generation of calligraphers. Gai combined the calligraphy of past dynasties and formed his own family.
Zhang Weiping praised Liu Yong: "My book was first imported from Zhao Chuan, and became my own family after middle age. It is rich in appearance and strong in flavor, and it is not favored by the ancients, so it is detached. " The so-called golden voice and jade, the success of the cluster is also great. Since I entered the Ci Academy, I have been on the stage, and my constitution has changed repeatedly and is mysterious. "Liu Yong is a good and creative calligrapher, learning from the past without being rigid.