Nei Gong has been a well-kept secret within the Daoist sects of China for centuries.
The methodology of Sung breathin.
This book provides a breakdown of the entire Nei Gong process, and explains in plain English the philosophy which underpins Nei Gong practice, and which is based on the original teachings of the ancient Daoist priests.
Based upon the original teachings of the great sage Laozi, it has only ever been taught to close students of the masters chosen as the heads of the ancient orders.
Nei Gong has been a well-kept secret within the Daoist sects of China for centuries