A hand sign is a hand sign. Signing is writing your own name. At the same time, it also shows a person's identity and unity, and a person can assume this responsibility or obligation. Nowadays, there are many kinds of signatures, such as artistic signatures, digital signatures, and even some of them are stars, which leaves fans with thoughts.

The difference between pro-signature and special signature is that pro-signature is the author's autograph and direct signature, and special signature refers to special signature. Besides signing the author's name, the author can also write some words. First, it is necessary to determine whether the author is willing to give it and whether it can be specially signed. The number is limited, and the top number can receive the author's special signature. Secondly, the price of special signature is higher than that of personal signature.