Kidney Meridian

Jiaoxin KI8: Nomenclature, Location, Functions, Indications



Jiao: crossing Xin: belief
Xin is one of the five-moralities (benevolence, loyalty, courtsey, intelligence and belief), pertaining to earth and thus referring to the spleen. The Qi of the meridian is crossed by the spleen meridian at this point.
Point: KI8
Chinese Name: 交信
English Name/Meaning: Exchange Belief
Pinyin: jiāo xìn
Han Geul 한글: gyo sin 교신
Romaji: kō shin?
Vietnamese: Giao tín


On the medial aspect of the lower leg, 2 cun superior to Taixi (KI3) and 0.5 cun anterior to Fuliu (KI7), posterior to the medial border of the tibia.


  • Tonify th kidney.
  • Regulates Governor and Conception Vessels.
  • Transforms damp heat in lower jiao.
  • Regulate urine and bowel.
  • Moves Qi and blood.


  • Menstrual disorders: irregular menstruation, dysmenorrhea, amenorrhea and especially for dysfunctional uterine bleeding, uterine prolapse.
  • Urinary disorders: dysuria, urinary retention.
  • Gastrointestinal disorders: Diarrhoea, Constipation.
  • Reproductive disorders: Pain and swelling of testes, Itching in genitals.
  • Local disorders: pain and stiffness in lower back.


Perpendicular insertion 0.5 to 1 cun.


  • Xi-cleft point.
  • Crossing point.
  • Good for menstrual disorders of any kind; genital itching (damp heat in genitals).


Dr. Ishwar Gyawali is Consultant Acupuncturist and Ayurveda Physician from Kathmandu, Nepal. He had completed BAMS (Bachelor of Ayurveda Medicine and Surgery), a five and half year course on Ayurveda Medicine from Kirtipur Campus affiliated to Tribhuvan University ,Institute Of Medicine, Nepal under scholarship in 2011. He had completed his MD in TCM from Nanjing University Of Chinese Medicine in 2016 under scholarship of Ministry of Education, Nepal. With an experience of Serving for Government of Nepal for 2 years and private practise for more than 5 years, he has sound knowledge in Ayurveda as well as Chinese Medicine. He is a registered Doctor in NAMC (Nepal Ayurveda Medical Council ) both as a physician as well as TCM/Acupuncture Specialist.