Are Dong Dandong’s paintings and calligraphy valuable?

Dong Dandong’s paintings and calligraphy are valuable. According to the query information, Dong Dandong, formerly known as Dong Dangping, scientific name Zikun, also known as Jiangnan Kuding, Danxinbi, Ruziniu, and Lengxiang Pavilion Master, was born in Liyang City, Jiangsu Province. my country's famous revolutionary artist and art critic is involved in printmaking, traditional Chinese painting, comics, calligraphy, seal cutting, etc. Among them, he has particularly profound attainments in printmaking and traditional Chinese painting. Dong Dandong's tortuous life experience is a reflection of the process of national salvation, national liberation and national rejuvenation. He devoted himself to the revolution in his early years and closely connected his artistic life with the nation, country and era. He always adheres to the creative concept of keeping pace with the times and being in tune with the people, depicts society and public life in different historical periods with realism, and serves and contributes to the people with art. His works have been selected for the Eight Years of Anti-Japanese War Woodcut Exhibition, the National Art Works Exhibition for the 30th Anniversary of the Founding of the Army, and the Art Works Exhibition for the 50th Anniversary of the Victory of the Anti-Japanese War. In 1991, he won the China Emerging Printmaking Contribution Award.