Liu Jia is a well-known painter, and his calligraphy and painting have certain recognition and collection value in the art market. Liu Jia's works are famous for their unique styles and techniques, and his works often show profound artistic attainments and unique creative ideas. Because Liu Jia's works have a certain popularity and influence in the art world, his calligraphy and paintings can often sell at higher prices in some art auctions or art trading markets.

Liu Jia, a native of Weifang, Shandong Province, now lives in Beijing. Famous green landscape painter, graduated from China Academy of Fine Arts, Zhang Daqian's third-generation disciple, national first-class artist, member of Shandong Artists Association, director of Laiwu Artists Association, assistant professor of China Green Landscape Art Research Institute, president of Beijing Jiatianxia Green Landscape Painting and Calligraphy Institute, director of China Art Creation Institute, director of China International Art Research Institute, and deputy secretary-general of China Artists Federation.