-treats all yangming disorders in head
-treats ear disorders
-expels exterior wind, cold, heat
-clears wind-heat, interior heat and fire poison (head)
-clears yangming heart fire (spirit)
-assists lung in opening water passages

-from the posterior aspect of the arm, it travels upward and then enters the lung through the chest,
-later a branch traverses down toward the large intestine and makes a connection.
-additionally, another branch travels upward circling around the mouth to the other side of the midline center of the body.

Primary:
Begins: LI-1
Organs: LI, LU
Tissue: lower gums
Linkage: LI-20 → ST-1

Luo Channel: LI-6 → up arm → teeth and ear

Divergent Channel:
Separates: Hand
Enters/Emerges: supraclavicular fossa
Converges: throat (LI-18)

니-1 index finger, corner of nail
LI-2 index finger, distal to MCP joint
LI-3 index finger, proximal to MCP joint
LI-4 midpoint of second metacarpal
LI-5 snuff box
LI-6 3 cun up from wrist
LI-7 5 cun up from wrist
LI-8 8 cun. up wrist (4 cun down from elbow)
LI-9 9 cun. up wrist (3 cun down from elbow)
LI-10 10 cun. up wrist (2 cun down from elbow) 
 LI-11 elbow, between LU-5 & lat. epicondyle
LI-12 1 cun up and back from LI-11
LI-13 3 cun up from LI-11
LI-14 insertion of deltoid
LI-15 anterior & inferior to acromion
LI-16 between clavicle and scapular spine
LI-17 1 cun below LI-18, posterior SCM
LI-18 middle of SCM, level with laryngeal prom
LI-19 below nostril, 0.5 cun lateral to midline
LI-20 nasolabial groove, level with ala nasi

LI-1 Jing-Well Revives consciousness, clears heat and stop pain
LI-2 Ying-Spring Expels wind, clears heat, reduces swelling, stops pain
LI-3 Shu-Stream Expels wind and heat, benefits throat and teeth, treat diarrhea
LI-4 Yuan-Source, Releases exterior, regulates wei and adjusts sweating, regulates Com. Point of Face face, induces labor, restores yang, stops pain
LI-5 Jing-River Clears heat, benefits wrist, stops pain
LI-6 Luo-Connecting Expels wind and clears heat, regulates water passages
LI-7 Xi-Cleft Point Moderates acute conditions, clears heat, harmonizes ST & intestines
LI-8 Harmonizes Small Intestine, expels wind and clears heat
LI-9 Harmonizes Large Intestine, ACAP
LI-10 Regulates qi & blood, harmonizes Stomach and intestines
LI-11 He-Sea Ghost Point Clears heat, eliminates wind, drains damp, alleviates itching, regulates qi and blood, ACAP
LI-12 Benefits elbow
LI-13 Benefits upper arm
LI-14 Benefits upper arm
LI-15 Benefits shoulder
LI-16 Benefits shoulder
LI-17 Benefits neck
LI-18 Window of Heaven Benefits neck LI-19 Opens nose, eliminates wind
LI-20 Opens nose, eliminates wind