How much is Xu's calligraphy, the market situation of his works, and the market situation

This painting is 8 square feet.

The transaction price is about 60 thousand. About 8000 pounds per square foot

Because the price of calligraphy can't be found, according to the calculation, the price of calligraphy should be around 1500 yuan.

Every square foot.

Inscription: 1 An object outside the cave, Wu Jia Winter Moon Snow Festival, was painted by Liu Feng zd in Jingu.

2. Liu Feng painted it.

Seal: 1. Liu Feng, long mountains and rivers, Gordon and Castle Peak are still water.

2. Liu Feng