0.5–0.8 cun obliquely or transversely, parallel to the intercostal space or with or against the channel pathway.
Zhourong SP-20 is not a major point of the Spleen Channel. Its main function is to open the chest by regulating and invigorating Qi. Typical manifestations are distension and fullness in the chest or the lateral costal area as well as difficult ingestion.
It also subdues Rebellious Qi in the chest, characterized by coughing with phlegm or pus and breathlessness.