This research aimed at exploring the participants' motivation, progress and change of their cultivation of Tao. Huang Lon Dan Yuan was the study scope for this research. Three interviewees were selected and information was collected by participant observation and in-depth interview. The results reveal that: 1. Because of the difference of the times and background, the participants’ motivation of entering into religion is they are sick. 2. The most of the students of Huang Lon Dan Yuan were intellectuals at the beginning, and now they pay more favors for the weak groups. The entrance requests are merciful day by day. After cultivating Dao the participants resulted some appearances, such as fluid of qi, blood stasis were exited, unprompted movements, secret experience, feel the foreign might, to be affected by others ill qi, and the turbid qi be exited. 3. food and drink change to light, improve health, emotion change to moderate, the mind tend to convalesce, less social contact, and the target of cultivate Dao changed. At last, the results were discussed and conclusions were proposed.