Kai Yun, born in April 1937, is from Linyi County, Shanxi Province. Also known as Zhang Chao, pen name Jinghua. He is currently the Vice Chairman of the Academic Committee of the North China Association of World Calligraphers and Painters, a member of the World Hard Pen Calligraphy Association, a member of the Shaanxi Hard Pen Calligraphy Research Association, a member of the Intermediate Association of the Zunyi Chinese Calligraphy, Painting and Seal Research Association, a member of the Weinan Calligraphers Association of Shaanxi Province, and a member of the Weinan City Government* **Vice president of the Art Research Association of the Association of Relational Artists.