Is Cai Zhenxi's calligraphy valuable?

Cai Zhenxi's calligraphy is of great value and is called Maple Leaf Hall. Director of China Calligraphy Research Institute, director of Lanting Poetry Society. Now living in Guangzhou, he studied calligraphy and Chinese painting under the famous painters Zhou Yansheng, Mu Guoxing, Chen Dezhou and Huang Faqiang. 1994 went to Dafen Village, Shenzhen to study oil painting and calligraphy creation. He studied with Hong Kong painters Zheng Xian and Liu Xiaodong, and formed his own style.