Help to see that now everyone is pursuing silver, platinum, and next copper ancient coins, with square holes and round bodies, symbolizing "Heaven is round and Earth is square." They carry calligraphy, measure, and the flow of existence and non-existence, allowing a thousand years of merchant exchanges and cultural融合. Collecting it is not only to cherish a tragic history and top-tier minting art but also to safeguard a nation's memory that will never be forgotten. Its cultural and market value endures and becomes more precious over time.