How much is a flat foot of Zhu calligraphy and painting?

Zhu, male, was born in 1968. He was born in a cultural family and received strict family education and good cultural influence since childhood.

A large number of Zhu's works are collected by friends at home and abroad.

Calligraphy has great room for appreciation.

Calligraphy is about 20,000-40,000 yuan a flat foot.