32式太極劍(背向演練 - 陳思坦)Taiji sword - 32 forms (back view demonstration - Chen Sitan) video Added: Oct 2015 | Last update: Apr 2019 Tags: 32 式 劍 背 演練 李德印 陳思坦 師傅 taiji tai chi sword Jian forms back back view demonstration Li Deyin Chen Sitan master shifu 背向 太極