Zhang Huating According to the public information in official website, Guangrao Lean Painting and Calligraphy Institute was first run by Zhang Huating. Guangrao Lean Painting and Calligraphy Institute, established in 2002, is located in Dongying City, Shandong Province, and its business scope is "cultural information exchange, exhibition of painting and calligraphy works, graphic design and production, and teaching guidance of painting and calligraphy art".