Lu Ban's life
Lu Ban, a native of the State of Lu in the Spring and Autumn Period, was born in Zhou thirteen years ago and died in the twenty-fifth year of Zhou Zhenping (444 BC). Lu Ban was born in a family of artisans for generations and lived from the end of the Spring and Autumn Period to the beginning of the Warring States Period. Luban participated in many civil engineering projects with his family since childhood, gradually mastered the skills of productive labor and accumulated rich practical experience.
After about 450 BC, Lu Ban came to Chu from Lu to help Chu make weapons. He once created a ladder to attack the state of Song. Mozi came all the way from Lu to Guoyong, Chu, and argued with Lu Ban and the king of Chu, urging him not to attack Song again.
It is recorded in many ancient books, such as The Pearl, The Origin of Everything, and A Textual Research on Ancient History. He thinks that many tools and appliances used by carpenters were created by him, such as square (also called Lu Banchi), and the legends of tools such as Mo Dou, planer, drill and saw were also invented by Lu Ban.