The Pericardium channel originates in the chest. Emerging, it enter the PC organ and descends through the diaphragm to the abdomen, connecting with all 3 jiaos (TH).
A branch arising from the chest emerges at Tianchi (PC 1) and ends at Zhongchong (PC 9).
Another branch arises from Laogong (PC 8) where it connect with the TH channel.