Wu Zi's Art of War was military book with rich contents and ingenious explanation written by Wu Qi,a well-known military strategist and politician during the Warring States Period,which was listed as one of the official military law series Seven Books of Military Classics during the Northern Song Dynasty.Its theory has not only the inheritance of the predecessor's military thought,but also includes the reflection of the military practice of Wu Qi's military practice.In the form of Q&A,many military questions have made quite philosophical answers.His military thought has a clear ethical concern,and discussed the ethical issues of military values,the requirements for the value of the war,the value of military management,the value of the value standard,and the life and death of the generals.The important material of military ethics is also a valuable ideological and wealth for promoting the core values of soldiers in the new era.