Introduction to the Flying Stone: This strange stone hangs in the air and looks like a giant Ganoderma lucidum, so it is called the "Flying Stone". It is said that in ancient times, the people were short of medical treatment and medicine. In order to save the people, the phoenix brought back Ganoderma lucidum all the way from the North Sea. Due to the long journey, he died of exhaustion, and the Ganoderma lucidum in the Phoenix's mouth turned into flying stones.