How did Inner Canon of Huangdi(Huangdi Nei Jing) get the numerous thinking quintessences of Dao,Fa,Ru,Mo,Ming,Yin-yang,Nong and Bing etc to establish the TCM theory system? In the middle and end stages of the Warring States Period,the Ji Town School established by government official of Qi state marshaled numerous schools of Dao,Fa,Ru,Mo,Ming,Yin-yang,Nong and Bing etc,developed face to face academic communication,a hundred schools of thought contend,brought about the naissance of Huang Lao Neodoxy,which adopted the numerous thinking quintessence.It established the integration view of "heaven,earth and human",developed the thought style of understanding human rules according to the order of nature,and influenced numerous thoughts at that time and settled as the tradition thought style of the Chinese nation.Huangdi(Huangdi Nei Jing) brought the integration view of "heaven,earth and human" into the theory framework,to draw the the thought style of understanding human rules according to the order of nature,found the academic essence of TCM.