Is Xue Qichang's calligraphy and painting valuable?

Worth some money. Because Xue Qichang is a calligraphy distinguished professor in zhengzhou institute of aeronautical industry management, his painting "A Scene of Calligraphy and Painting" sold for 74.75 million yuan in 2020, while Xue Qichang's "Fuchun Shan Jutu" sold for 434 million Hong Kong dollars at Sotheby's Autumn Auction in Hong Kong, setting a record for the auction of calligraphy and painting in China. Therefore, Xue Qichang's calligraphy and painting are valuable.