Northern Song court for military education and training needs, selection of the "Art of War", "Wu Zaibing Law", "Tragic Hero", "Sima Law", "Three Strategies", "Wei Liao Zi", "Questions and Replies" Seven Ministry compiled from famous art of war "Seven military Classics" is ancient China's first military textbooks.

    "Tragic Hero" also known as "grandfather Art of War" by Chuan bloomer. Bloomer (circa 1156 - about 1017), Shang Dynasty people. The book is in the form of the emperor, a late-bloomer and King Wu dialogue, discusses the country, the army and the guidance of the theory of war, in principle, have a great impact on future generations of military thinking, military trickery class is known as the ancestor of the book is divided into six volume.