Insert in HT1 (actually 2 cun below HT1)0.5-0.8 cun with lifting thrusting reducing o The patient's upper limb should feel numbness and distension and convulse 3 times• Insert in HT1 (actually 2 cun below HT1) 0.5-0.8 cun with lifting & thrusting reducing • The patient’s upper limb should feel numbness and distension and convulse 3 times