After Gou Jian destroyed Wu, he and his family and students avoided Vietnam and began to learn to do business. He is keenly aware of the influence of commodity demand on price: "If there is surplus or shortage, you will know the price." . Expensive is cheap; Cheap is expensive. As expensive as dirt, as cheap as jade. Fan Li put forward the principle of "equal shortage" and thought that "water is the capital of a car and drought is the capital of a ship". Even when goods are scarce, we can find ways to make a profit.
Fan Li has made great achievements in business in Qi, and the king of Qi knows about it and is willing to take him as his own. Refused to set foot in officialdom again, refused to the king of Qi, and moved his family to Tao. At that time, Tao Di's commercial level was quite developed, with a large number of businessmen and frequent trade, which made Fan Li achieve great success in business.
Fan Li is not only commercially developed, but also has made great achievements in agriculture, animal husbandry, handicrafts and aquaculture. During his stay in Tao Di, he devoted himself to guiding the development of agriculture, commerce and animal husbandry, making Eaton the richest man in Tao Di.
He also invented the technology of making sauce and improved the technology of making pottery. He is an expert in pot-making, and is honored as "the pioneer of pot-making" by craftsmen in Taihu Lake area. In aquaculture, Fan Li wrote a book about fish farming and put forward effective methods to develop aquaculture.
Fan Li is known as the ancestor of all trades and the forerunner of benevolence and righteousness. He is not arrogant and extravagant, but sacrifices himself and helps others.