Liu Bingsen's calligraphy requires signature.

It should be fake, mainly the chapter "Bing Sen's Painting and Calligraphy", which is clumsy and can be seen at a glance as fake. The original seal looks like this:

Netizens can't call 432 1 and ask me if I can confirm whether this is true or not. I think this is basically true. I also took a seal of Yueyang Tower in Lishu, Liu Bingsen. You can compare:

In addition, the words in the work are not ugly, nor are they written by Mr.