Zhang Hai: Born in 194 1, his ancestral home is Yanshi County, Henan Province. He is currently Chairman of China Calligraphers Association, Director of Academic Committee of China Calligraphers Association and Deputy Director of Appraisal Committee. Calligraphy can be used in all four aspects, with official script and cursive script being the most important. Seal script belongs to Yang Yisun, running script comes from "two kings", cursive script pursues the charm of Zhang Xu and Huai Su, and "ritual tablet" becomes like a dragon, with its own style. After that, he devoted himself to the study of Han bamboo slips, wrote a solemn and mellow style with flying brushstrokes, and formed a unique Cao Li, which was recognized by the book world. He also participated in the 2nd, 3rd, 4th, 5th, 6th and 7th national calligraphy seal cutting exhibitions, representative calligraphers' exhibitions in Japan and China, Sino-Singapore calligraphy exchange exhibition, World Peace Year book exhibition, Sino-Japanese calligraphy exchange exhibition, works exhibition of 100 calligraphers in Japan and China, and works exhibition of famous modern calligraphers in China. There are many collections and stone carvings in domestic museums and forest of steles. There are special articles on calligraphy, China calligraphy and Japanese calligraphy art. He won the first prize of Henan Book Fair, the first Longmen Award and the fifth national calligraphy seal cutting exhibition. He has visited Japan, France, Sweden and other countries for many times and held exhibitions. 1997 and 1998 visited Korea, Japan and western Europe with a delegation of China calligraphers from 2000 to 2000.