How much is Bai Shou's calligraphy in Dayao?

Some 50 yuan or 100 yuan per square foot, some 1000 yuan per square foot, some 2000 yuan per square foot, some may be 3000 square feet, or even 1000 yuan or tens of thousands of square feet; Moreover, changing to another auctioneer or intermediary is another situation, which is not easy to judge and is not an absolute price. Han Xiang calligraphy training!