Author: Li Jiong. PDF format, 96 pages. The main stuff of this part is Hunyuangong, Hunyuan means one's Jing, Qi and Shen are completely united as one. This formula follows the Dao theory of Wuji, Taiji and Yin Yang, the practice can absorb Qi from heaven and earth naturally, and digest them by Zhanzhuang (standing meditation) perfectly. Practice often, you will be naturally full of energy, and be naturally healthy. Generally, one needs a couple of years to approach this step.