The Dharma Yijin Sutra is one of the earliest Buddhist techniques in Shaolin Temple. After thousands of years of practice, it has been proved that it does have the benefits of health preservation, which is said to be created by Buddhism. Practicing this skill can make the body's spirit, body and qi combine carefully, and make the internal organs, the twelve meridians and the whole body fully recuperate. It has the functions of balancing yin and yang, relaxing tendons and activating collaterals, and enhancing the physiological functions of various parts of the human body, so as to achieve the purposes of strengthening the body, fighting epidemic diseases, resisting premature aging and prolonging life. The Dharma Yijin Jing, the Taishan Beidou in the field of health-preserving national art in China, is a classic health-preserving Zen. This book was written by Zhao Zhenhua, a lay disciple of Shi Yongxin, abbot of Songshan Shaolin Temple, and has been practicing for more than ten years. The close-up of this book will benefit more people.