Yang Dejun (who was blind in childhood and recovered his vision after liberation) is also called a blind boy. He loved painting and calligraphy since he was a child, and he was determined to sing praises to his new life and nature with a brush. He studied under famous painters Guan Yousheng, Wang Tianchi, Jin Shu and Yue Xiangshu, specializing in Chinese painting, landscapes, flowers and birds, figures, poetry, calligraphy, calligraphy, official script and seal script. He has been writing for decades, integrating books, paintings, poems, seals and sculptures, and is brave in innovation.