On the flexor compartment of the forearm, 5 cun above the transverse crease of the wrist DaLing（PC7),on the line connecting Quze (PC3) to Daling(PC7), between the tendons of palmaris longus and flexor carpi radialis.
- ①Precardial pain, palpitations, chest pain;
- ②hematemesis, hemoptysis ;
Puncture perpendicularly 0.5-1.0 inch. Moxibustion is applicable.