Cheng: sustain Jin; tendon and muscle.
Cheng-jin, BL56 is on the gastrocnemius muscle, which is an important leg muscle helping to sustain the upper part of the body.
Chinese Name: 承筋
English Name/Meaning: Support the Sinews
Pinyin: chéng jīn
Han Geul 한글: seung geun 승근
Romaji: shō kin
On the line connecting Weizhong (BL40) and chengshan (BL57), in the centre of the belly of gastrocnemius, 5 cun below Weizhong (BL40).
Relaxes the sinew and invigorates the collateral.
Indications of chengjin:
- Spasm of gastrocnemius, hemorrhoids, acute lower back pain.
- Bowel movements problems like diarrhea, constipation, hemorrhoids.
Perpendicular insertion 1 to 1.5 cun.
Good for gastrocnemius problems.