What does Shan Hai Jing mainly describe?

Shan Hai Jing is an ancient book full of myths and legends in the pre-Qin period, with 18 volumes, including 5 volumes of Shan Hai Jing and 13 volumes of Hai Jing. The content is all-encompassing, mainly describing ancient myths, geography, animals, plants, minerals, witchcraft, religion and so on. , as well as ancient history, medicine, folk customs, nationalities and other aspects, of which mineral records are the earliest relevant documents in the world.