The Wuzhen pian (Chinese: 悟真篇; pinyin: Wùzhēn piān; Wade–Giles: Wu-chen p'ien; literally "Folios on Awakening to Reality/Perfection") is a 1075 CE Daoist classic on Neidan-style internal alchemy. Its author Zhang Boduan 張伯端 (987?-1082 CE) was a Song Dynasty scholar of the Three teachings (Confucianism, Daoism, and Buddhism).
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