There are ten levels of Taoist inner elixir regimen handed down by Lao Wu Man Yunqing, and now only the first three levels are publicly taught by Su Huaren, the chief disciple of Lao Wu Man Yunqing. Inner alchemy training time: Chapter 1: oiling and receiving life: Chapter 2: Inner alchemy training time: Chapter 3: Relationship between God and rest: Chapter 4: Gathering fire switch: Chapter 5: Inner alchemy training time: Chapter 6: Week: Chapter 7: Keeping the sacred fetus: Chapter 8: Inner alchemy training time.