Qihai translates as 'the sea of Qi'
Also known as Dantian, it is the place where deep energies are stored and produced.
It is a point that regulates the Qi mechanism: problems of deficiency, stagnation, entry-exit.
Location of Qihai
Qihai is located 3.5 cun above the pubis.
Midway between Guanyuan and the navel, i.e. 1.5 cun below the navel.

Book - Meridians and acupuncture points
Illustrated book: 183 points
Therapeutic functions and clinical indications of Qihai
- Qihai is indicated for Spleen or Kidney Qi deficiency → Qihai for the Middle Burner
- Guanyuan is indicated for Spleen or Kidney Yang deficiency (presence of Cold) → Guanyuan for the Lower Burner