Is Niu Duowen's calligraphy valuable for collection?

Niu Duowen's calligraphy is very collectible. Niu Duowen is from Niujiapo, Tongwei County, Gansu Province. He was educated by his family and loved calligraphy. He studied under the famous artist Mr. Lin and has been engaged in art research for more than 30 years. He learns from others, the past, the present, the past and puts forward new ideas. Advocate the spirit of cultivating integrity, embracing simplicity and containing truth; Do Buddhism with pen and ink, and carry forward the essence of Chinese culture and art; Willing to be indifferent, go with the fate.