Is the calligraphy of Baoshan Taoist valuable?

What is commendable is that Mr. Baoshan has a deep research on the origin of China's calligraphy, and he is familiar with all kinds of calligraphy, especially Weeds. According to the contents of the book, his Weeds, with the ups and downs of his heart, made his feelings freely announced on paper. The book is full of ups and downs, jumping wildly, imposing and personal style is very strong. Mao Zedong's masterpiece "Qinyuan Spring Snow" was collected by Zhongnanhai; Su Shi's poem Niannujiao-Nostalgia at Chibi was collected by the Great Hall of the People. Zhang Jinxin is from Baoshan Road. /kloc-born in 0/952, originally from Xinji, Hebei. He is currently the artistic director of Tokyo Chinese Painting and Calligraphy Institute, the president of China Huangqi Art Research Association, the curator of China Huangqi Painting and Calligraphy Collection, the host of China Hebei Celebrity Gallery, a wild grass artist and an art critic. Baoshan is good at collecting China's paintings and calligraphy, and has a deep research on China's appreciation of paintings and calligraphy.