Fan Li was born into poverty, and offered advice to help the Yue king to restore the country, rise and destroy Wu, achieve hegemony, and was made a general. After the success of fame, the rapids retreated. The reason why he has made great contributions to thousands of years is because he has a good teacher named Ji Ran, who was a famous strategist and famous economist in the Spring and Autumn Period, ji Ran was very knowledgeable, omniscient, and especially good at strategic calculation. It is said that he also had a very good teacher named Lao Tzu.