"Han Wenjia" records: "Fu Xi, Sui Ren, Shen Nong. Fuzi means separation, change; dramatist, Xianye, Dharma. Fuxi began to distinguish the Eight Diagrams to change the world, and the laws of the world, Xianfu contributed, so it is called Fuxiye. Suiren began to drill wood to make fire, When the cannon is cooked, it makes people no longer suffer from abdominal diseases. It is different from animals, so it is called Sui Ren. Shen Nong, a god, a believer, a farmer, a farmer. He started farming, taught people to cultivate, and made their food and clothing beautiful. His virtue is as strong as a god, so he is called Shen Nong."