Works published by Cao Zhihong

In July 2009, the Collection of Cao Zhihong's Calligraphy and Seal Carving Works was published by Xiling Publishing House, and the famous painter Li Jin wrote an inscription for the book: "Immortality on the Stone". Yan Binghui, a professor at Tianjin Academy of Fine Arts, wrote an inscription: "Great vulgarity and elegance, one must be flat". Sun, president of Tianjin Publishing House, said: "Simplicity and honesty are the most appropriate ways to evaluate Cao Zhihong and his works."