The completion of Huangdi Neijing marks a new stage of China medicine from empirical medicine to theoretical medicine. Huangdi Neijing summarized the medical achievements before the Warring States Period and provided theoretical guidance for the medical development of China after the Warring States Period. It has laid a theoretical foundation for traditional Chinese medicine in the aspects of holistic view, contradictory view, meridian science, viscera imaging, etiology and pathogenesis, health care and preventive medicine, diagnosis and treatment principles, and has far-reaching influence.