Introduction to Yuanchi: Legend has it that Wang Xizhi was dull and annoyed when he was a child. He took his beloved little goose for a leisurely stroll every day. He practiced calligraphy hard but was called dead character by his teacher Mrs. Wei. He was very distressed. At the critical moment, the little goose Inspired by this, he finally wrote the golden character "Zhi" one day, during which he mistakenly put a steamed bun dipped in ink into his mouth, leaving another legend that will last forever. The twenty characters "zhi" in "Lanting Preface" are all written in different ways, which shows his profound skills.