Here is the Hui-Ming Ching, a classic Taoist manual on the circulation of internal Energy by means of meditation and the inspiration for many techniques of Qigong.
About the Author: Eva Wong is an independent scholar and a practitioner of the Taoist arts of the Pre-Celestial Way and Complete Reality linea.
It is one of the few Taoist treatises to describe the landmarks of spiritual development and document the process of spiritual transformation from start to finish.
Here is the Hui-Ming Ching, a classic Taoist manual on the circulation of internal Energy by means of meditation and the inspiration for many techniques of Qigong