Who is Duan Ning in the brush font?

There is no introduction about Duan Ning on the Internet. Only a Duan Ning style can be posted here. . People who want to know Duan Ning's style will give Duan Ning a detailed introduction.

In addition, if you are a beginner in calligraphy, I suggest you take a look at this article "How do beginners choose brush copybooks (with the names of 46 classic rubbings)". Excellent calligraphers all start from copying, and they are very diligent and diligent to write their own style of words.