Four famous types of seal stone

Author: Fang Ze
Publisher:
Publish Date: 2007-02-01
Features: Seals are also known as "stamps," abbreviated as "seal," and are a type of "token" or "certificate" in human society, or even a "legal basis." The study of seals is called "sealology," and seal stone refers to the natural stone or stone material used to produce stone seals, also known as "seal stone," "seal stone," or "book stone."